Mass and Weight · Unit Converter

Convert Stone (US) to Exagram

Convert stones (us) to exagrams instantly. 1 stone (us) = 5.669905e-15 exagram — use the live calculator, the exact formula, a conversion table and worked examples. Also check the Exagram to Stone (US) 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

Avoirdupois

Stone (US)

What is a stone (us)?

A less common US definition of the stone, about 5.67 kilograms.

Origin of the stone (us)

A variant stone weight used in some historical US trade.

Where it is used

Rare; appears mainly in historical or specialized contexts.

When and where it was developed

Derived from older English stone weights that varied by commodity.

Metric / SI

Exagram

What is a exagram?

An exagram (Eg) equals 10^15 kilograms, or one quintillion grams.

Origin of the exagram

From the SI prefix 'exa-' (from Greek 'hex', six, denoting the sixth power of 1000).

Where it is used

Confined to planetary- and atmospheric-scale mass discussions; never used in daily measurement.

When and where it was developed

The exa- prefix was adopted by the General Conference on Weights and Measures (CGPM) in 1975.

Stone (US) to Exagram conversion formula

The relationship between stones (us) and exagrams:

1 st = 5.669905e-15 Eg
1 Eg = 1.763698e+14 st

To convert stones (us) to exagrams, multiply the value in stones (us) by 5.669905e-15. To reverse, multiply exagrams by 1.763698e+14.

How to use this converter

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

Step-by-step: convert stones (us) to exagrams

  1. Write down the value in stones (us) (st).
  2. Multiply that value by the factor 5.669905e-15.
  3. The product is the equivalent value in exagrams (Eg).
  4. To reverse, multiply the exagram value by 1.763698e+14.

Worked examples

Example 1 — Convert 1 st to Eg:
1 × 5.669905e-15 = 5.669905e-15 Eg

Example 2 — Convert 100 st to Eg:
100 × 5.669905e-15 = 5.669905e-13 Eg

Real-world example — Reference scenario in case of fallback

Conversion between human-scale length units is the everyday workflow of architecture, athletics, and apparel design — three of the most common contexts that span metric and imperial systems.

1 st × 5.669905e-15 = 5.669905e-15 Eg

Real-world example — Adult height conversion

A 1.8-stone (us)-tall person measures a value in exagrams that converts the height to the unit favoured by American forms, schools, or driver's licences. This is daily routine for anyone living between metric and imperial systems.

1.8 st × 5.669905e-15 = 1.020583e-14 Eg

Real-world example — Fabric purchase length

Two stones (us) of fabric equals a value in exagrams essential for tailors and textile buyers sourcing material from international suppliers that quote in different units.

2 st × 5.669905e-15 = 1.133981e-14 Eg

Stone (US) to Exagram conversion table

Standard reference values for converting stones (us) to exagrams:

Stone (US) [st]Exagram [Eg]
0.015.669905e-17
0.15.669905e-16
15.669905e-15
21.133981e-14
31.700971e-14
42.267962e-14
52.834952e-14
105.669905e-14
201.133981e-13
301.700971e-13
402.267962e-13
502.834952e-13
1005.669905e-13
5002.834952e-12
10005.669905e-12

Frequently asked questions

How many exagrams is 1 stone (us)?
1 stone (us) equals 5.669905e-15 exagram.
How do I convert stones (us) to exagrams?
Multiply the value in stones (us) by 5.669905e-15 to get exagrams.
How do I convert exagrams back to stones (us)?
Multiply the value in exagrams by 1.763698e+14, or use the Exagram to Stone (US) converter.
How many exagrams is 100 stones (us)?
100 stones (us) equals 5.669905e-13 exagrams, because 100 × 5.669905e-15 = 5.669905e-13.

Convert Stone (US) to other weight units

Show all Stone (US) conversions
Metric / SI (18 units)
Stone (US) to Attogram (ag) Stone (US) to Femtogram (fg) Stone (US) to Picogram (pg) Stone (US) to Nanogram (ng) Stone (US) to Microgram (µg) Stone (US) to Milligram (mg) Stone (US) to Centigram (cg) Stone (US) to Decigram (dg) Stone (US) to Gram (g) Stone (US) to Dekagram (dag) Stone (US) to Hectogram (hg) Stone (US) to Kilogram (kg) Stone (US) to Quintal (metric) (q) Stone (US) to Metric Ton (t) Stone (US) to Gigagram (Gg) Stone (US) to Teragram (Tg) Stone (US) to Petagram (Pg) Stone (US) to Exagram (Eg)
Avoirdupois (14 units)
Stone (US) to Grain (gr) Stone (US) to Dram (avoirdupois) (dr) Stone (US) to Ounce (oz) Stone (US) to Pound (lb) Stone (US) to Clove (clove) Stone (US) to Stone (UK) (st) Stone (US) to Quarter (US) (qr) Stone (US) to Quarter (UK) (qr) Stone (US) to Hundredweight (US) (cwt) Stone (US) to Hundredweight (UK) (cwt) Stone (US) to Wey (wey) Stone (US) to Kilopound (kip) (kip) Stone (US) to Ton (short, US) (sh tn) Stone (US) to Ton (long, UK) (long tn)
Troy & Apothecary (10 units)
Stone (US) to Point (1/100 carat) (pt) Stone (US) to Carat (metric) (ct) Stone (US) to Scruple (apothecary) (s ap) Stone (US) to Pennyweight (dwt) Stone (US) to Momme (mom) Stone (US) to Mace (mace) Stone (US) to Dram (apothecary/troy) (dr ap) Stone (US) to Troy Ounce (oz t) Stone (US) to Tael (tael) Stone (US) to Pound (troy/apothecary) (lb t)
Indian / South Asian (6 units)
Stone (US) to Ratti (ratti) Stone (US) to Masha (masha) Stone (US) to Tola (tola) Stone (US) to Chittack (Chatank) (chittack) Stone (US) to Seer (Ser) (seer) Stone (US) to Maund (Mann) (maund)
Scientific / Atomic (9 units)
Stone (US) to Electron Mass (rest) (me) Stone (US) to MeV/c2 (MeV/c²) Stone (US) to Muon Mass (mµ) Stone (US) to Atomic Mass Unit (u) Stone (US) to Proton Mass (mp) Stone (US) to Neutron Mass (mn) Stone (US) to Deuteron Mass (md) Stone (US) to Carbon-12 Atom Mass (C-12) Stone (US) to Planck Mass (mP)
Astronomical (4 units)
Stone (US) to Lunar Mass (Moon) (M☾) Stone (US) to Earth's Mass (M⊕) Stone (US) to Jupiter Mass (MJ) Stone (US) to Sun's Mass (M☉)
Biblical / Ancient (14 units)
Stone (US) to Lepton (Biblical Roman) (lepton) Stone (US) to Quadrans (Biblical Roman) (quadrans) Stone (US) to Assarion (Biblical Roman) (assarion) Stone (US) to Gerah (Biblical Hebrew) (gerah) Stone (US) to Drachma (Biblical Greek) (drachma) Stone (US) to Denarius (Biblical Roman) (denarius) Stone (US) to Bekan (Biblical Hebrew) (bekah) Stone (US) to Didrachma (Biblical Greek) (didrachma) Stone (US) to Shekel (Biblical Hebrew) (shekel) Stone (US) to Tetradrachma (Biblical Greek) (tetra) Stone (US) to Mina (Biblical Greek) (mina) Stone (US) to Mina (Biblical Hebrew) (mina) Stone (US) to Talent (Biblical Greek) (talent) Stone (US) to Talent (Biblical Hebrew) (talent)
Force / Engineering (5 units)
Stone (US) to Poundal (pdl) Stone (US) to Ton (assay) (US) (AT) Stone (US) to Ton (assay) (UK) (AT) Stone (US) to Kilogram-force square second/meter (hyl) Stone (US) to Slug (slug)

Sources & references

Conversion factor (1 st = 5.669905e-15 Eg) verified against the following authoritative sources:

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