Mass and Weight · Unit Converter

Convert Chittack (Chatank) to Attogram

Convert chittacks (chatank) to attograms instantly. 1 chittack (chatank) = 5.831902e+19 attogram — use the live calculator, the exact formula, a conversion table and worked examples. Also check the Attogram to Chittack (Chatank) converter for the reverse conversion.

Written by Sunith Babu L, Ph.D., Lead Engineer Reviewed by Dr. Ashok Kumar K, Ph.D.
Mass and Weight category 2 min read Published Last reviewed Updated

Units explained

Indian / South Asian

Chittack (Chatank)

What is a chittack (chatank)?

The chittack (chatank) equals one-sixteenth of a seer, about 58.3 grams.

Origin of the chittack (chatank)

A traditional South Asian unit in the seer-based system.

Where it is used

Historical grocery and provisions weighing in India and Bangladesh.

When and where it was developed

Part of the pre-metric South Asian weight system.

Metric / SI

Attogram

What is a attogram?

An attogram (ag) equals 10^-21 kilogram.

Origin of the attogram

From the SI prefix 'atto-' (from Danish 'atten', eighteen).

Where it is used

Frontier nanoscience and single-molecule mass detection.

When and where it was developed

The atto- prefix was adopted by the CGPM in 1975.

Chittack (Chatank) to Attogram conversion formula

Note: this conversion uses a generally accepted modern value. Historical and regional definitions of this unit varied across times and places.

The relationship between chittacks (chatank) and attograms:

1 chittack = 5.831902e+19 ag
1 ag = 1.714706e-20 chittack

To convert chittacks (chatank) to attograms, multiply the value in chittacks (chatank) by 5.831902e+19. To reverse, multiply attograms by 1.714706e-20.

How to use this converter

Type a value into the calculator. The result in attograms updates as you type. Tap a quick value, copy the result with one click, or use the swap arrow to jump straight to the Attogram to Chittack (Chatank) converter for the reverse direction.

Step-by-step: convert chittacks (chatank) to attograms

  1. Write down the value in chittacks (chatank) (chittack).
  2. Multiply that value by the factor 5.831902e+19.
  3. The product is the equivalent value in attograms (ag).
  4. To reverse, multiply the attogram value by 1.714706e-20.

Worked examples

Example 1 — Convert 1 chittack to ag:
1 × 5.831902e+19 = 5.831902e+19 ag

Example 2 — Convert 100 chittack to ag:
100 × 5.831902e+19 = 5.831902e+21 ag

Real-world example — Centimeter to wavelength scale

One chittack (chatank) equals 10 million attograms. Physics curricula use this kind of conversion to relate everyday measurements to atomic and optical scales.

1 chittack × 5.831902e+19 = 5.831902e+19 ag

Real-world example — Small-scale to atomic-scale

One chittack (chatank) equals 10 million attograms — useful for physics curricula that relate everyday measurements to atomic and optical scales.

1 chittack × 5.831902e+19 = 5.831902e+19 ag

Chittack (Chatank) to Attogram conversion table

Standard reference values for converting chittacks (chatank) to attograms:

Chittack (Chatank) [chittack]Attogram [ag]
0.015.831902e+17
0.15.831902e+18
15.831902e+19
21.16638e+20
31.749571e+20
42.332761e+20
52.915951e+20
105.831902e+20
201.16638e+21
301.749571e+21
402.332761e+21
502.915951e+21
1005.831902e+21
5002.915951e+22
10005.831902e+22

Frequently asked questions

How many attograms is 1 chittack (chatank)?
1 chittack (chatank) equals 5.831902e+19 attogram.
How do I convert chittacks (chatank) to attograms?
Multiply the value in chittacks (chatank) by 5.831902e+19 to get attograms.
How do I convert attograms back to chittacks (chatank)?
Multiply the value in attograms by 1.714706e-20, or use the Attogram to Chittack (Chatank) converter.
How many attograms is 100 chittacks (chatank)?
100 chittacks (chatank) equals 5.831902e+21 attograms, because 100 × 5.831902e+19 = 5.831902e+21.

Convert Chittack (Chatank) to other weight units

Show all Chittack (Chatank) conversions
Metric / SI (18 units)
Chittack (Chatank) to Attogram (ag) Chittack (Chatank) to Femtogram (fg) Chittack (Chatank) to Picogram (pg) Chittack (Chatank) to Nanogram (ng) Chittack (Chatank) to Microgram (µg) Chittack (Chatank) to Milligram (mg) Chittack (Chatank) to Centigram (cg) Chittack (Chatank) to Decigram (dg) Chittack (Chatank) to Gram (g) Chittack (Chatank) to Dekagram (dag) Chittack (Chatank) to Hectogram (hg) Chittack (Chatank) to Kilogram (kg) Chittack (Chatank) to Quintal (metric) (q) Chittack (Chatank) to Metric Ton (t) Chittack (Chatank) to Gigagram (Gg) Chittack (Chatank) to Teragram (Tg) Chittack (Chatank) to Petagram (Pg) Chittack (Chatank) to Exagram (Eg)
Avoirdupois (15 units)
Chittack (Chatank) to Grain (gr) Chittack (Chatank) to Dram (avoirdupois) (dr) Chittack (Chatank) to Ounce (oz) Chittack (Chatank) to Pound (lb) Chittack (Chatank) to Clove (clove) Chittack (Chatank) to Stone (US) (st) Chittack (Chatank) to Stone (UK) (st) Chittack (Chatank) to Quarter (US) (qr) Chittack (Chatank) to Quarter (UK) (qr) Chittack (Chatank) to Hundredweight (US) (cwt) Chittack (Chatank) to Hundredweight (UK) (cwt) Chittack (Chatank) to Wey (wey) Chittack (Chatank) to Kilopound (kip) (kip) Chittack (Chatank) to Ton (short, US) (sh tn) Chittack (Chatank) to Ton (long, UK) (long tn)
Troy & Apothecary (10 units)
Chittack (Chatank) to Point (1/100 carat) (pt) Chittack (Chatank) to Carat (metric) (ct) Chittack (Chatank) to Scruple (apothecary) (s ap) Chittack (Chatank) to Pennyweight (dwt) Chittack (Chatank) to Momme (mom) Chittack (Chatank) to Mace (mace) Chittack (Chatank) to Dram (apothecary/troy) (dr ap) Chittack (Chatank) to Troy Ounce (oz t) Chittack (Chatank) to Tael (tael) Chittack (Chatank) to Pound (troy/apothecary) (lb t)
Indian / South Asian (5 units)
Chittack (Chatank) to Ratti (ratti) Chittack (Chatank) to Masha (masha) Chittack (Chatank) to Tola (tola) Chittack (Chatank) to Seer (Ser) (seer) Chittack (Chatank) to Maund (Mann) (maund)
Scientific / Atomic (9 units)
Chittack (Chatank) to Electron Mass (rest) (me) Chittack (Chatank) to MeV/c2 (MeV/c²) Chittack (Chatank) to Muon Mass (mµ) Chittack (Chatank) to Atomic Mass Unit (u) Chittack (Chatank) to Proton Mass (mp) Chittack (Chatank) to Neutron Mass (mn) Chittack (Chatank) to Deuteron Mass (md) Chittack (Chatank) to Carbon-12 Atom Mass (C-12) Chittack (Chatank) to Planck Mass (mP)
Astronomical (4 units)
Chittack (Chatank) to Lunar Mass (Moon) (M☾) Chittack (Chatank) to Earth's Mass (M⊕) Chittack (Chatank) to Jupiter Mass (MJ) Chittack (Chatank) to Sun's Mass (M☉)
Biblical / Ancient (14 units)
Chittack (Chatank) to Lepton (Biblical Roman) (lepton) Chittack (Chatank) to Quadrans (Biblical Roman) (quadrans) Chittack (Chatank) to Assarion (Biblical Roman) (assarion) Chittack (Chatank) to Gerah (Biblical Hebrew) (gerah) Chittack (Chatank) to Drachma (Biblical Greek) (drachma) Chittack (Chatank) to Denarius (Biblical Roman) (denarius) Chittack (Chatank) to Bekan (Biblical Hebrew) (bekah) Chittack (Chatank) to Didrachma (Biblical Greek) (didrachma) Chittack (Chatank) to Shekel (Biblical Hebrew) (shekel) Chittack (Chatank) to Tetradrachma (Biblical Greek) (tetra) Chittack (Chatank) to Mina (Biblical Greek) (mina) Chittack (Chatank) to Mina (Biblical Hebrew) (mina) Chittack (Chatank) to Talent (Biblical Greek) (talent) Chittack (Chatank) to Talent (Biblical Hebrew) (talent)
Force / Engineering (5 units)
Chittack (Chatank) to Poundal (pdl) Chittack (Chatank) to Ton (assay) (US) (AT) Chittack (Chatank) to Ton (assay) (UK) (AT) Chittack (Chatank) to Kilogram-force square second/meter (hyl) Chittack (Chatank) to Slug (slug)

Sources & references

Conversion factor (1 chittack = 5.831902e+19 ag) verified against the following authoritative sources:

Results are provided for general reference. Verify critical measurements against an authoritative standard.