Convert Earth's Mass to Pennyweight
Convert earth's mass to pennyweights instantly. 1 earth's mass = 3.842657e+27 pennyweight — use the live calculator, the exact formula, a conversion table and worked examples. Also check the Pennyweight to Earth's Mass converter for the reverse conversion.
Units explained
Earth's Mass
The Earth mass (M(E)) is about 5.976E24 kg.
Adopted as a convenient unit for the masses of terrestrial planets.
Astronomy and planetary science.
Refined over centuries since Cavendish first 'weighed the Earth' in 1798.
Pennyweight
The pennyweight (dwt) equals one-twentieth of a troy ounce, 24 grains (about 1.555 g).
From the mass of a medieval English silver penny; symbol dwt from 'denarius weight'.
Jewelry making and precious-metal scrap valuation in the US.
Derived from the medieval English coinage system.
Earth's Mass to Pennyweight 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 earth's mass and pennyweights:
To convert earth's mass to pennyweights, multiply the value in earth's mass by 3.842657e+27. To reverse, multiply pennyweights by 2.602366e-28.
How to use this converter
Type a value into the calculator. The result in pennyweights updates as you type. Tap a quick value, copy the result with one click, or use the swap arrow to jump straight to the Pennyweight to Earth's Mass converter for the reverse direction.
Step-by-step: convert earth's mass to pennyweights
- Write down the value in earth's mass (M⊕).
- Multiply that value by the factor 3.842657e+27.
- The product is the equivalent value in pennyweights (dwt).
- To reverse, multiply the pennyweight value by 2.602366e-28.
Worked examples
Example 1 — Convert 1 M⊕ to dwt:
1 × 3.842657e+27 = 3.842657e+27 dwt
Example 2 — Convert 100 M⊕ to dwt:
100 × 3.842657e+27 = 3.842657e+29 dwt
Earth's Mass to Pennyweight conversion table
Standard reference values for converting earth's mass to pennyweights:
| Earth's Mass [M⊕] | Pennyweight [dwt] |
|---|---|
| 0.01 | 3.842657e+25 |
| 0.1 | 3.842657e+26 |
| 1 | 3.842657e+27 |
| 2 | 7.685315e+27 |
| 3 | 1.152797e+28 |
| 4 | 1.537063e+28 |
| 5 | 1.921329e+28 |
| 10 | 3.842657e+28 |
| 20 | 7.685315e+28 |
| 30 | 1.152797e+29 |
| 40 | 1.537063e+29 |
| 50 | 1.921329e+29 |
| 100 | 3.842657e+29 |
| 500 | 1.921329e+30 |
| 1000 | 3.842657e+30 |
Frequently asked questions
How many pennyweights is 1 earth's mass?
How do I convert earth's mass to pennyweights?
How do I convert pennyweights back to earth's mass?
How many pennyweights is 100 earth's mass?
Popular weight unit conversions
Convert Earth's Mass to other weight units
Show all Earth's Mass conversions
Metric / SI (18 units)
Avoirdupois (15 units)
Troy & Apothecary (10 units)
Indian / South Asian (6 units)
Scientific / Atomic (9 units)
Astronomical (3 units)
Biblical / Ancient (14 units)
Sources & references
Conversion factor (1 M⊕ = 3.842657e+27 dwt) verified against the following authoritative sources:
- BIPM — The International System of Units (SI Brochure 9th ed.)
Official BIPM publication defining the seven SI base units (including the meter) and the rules for their use. The global authority on units of measurement.
- NIST — Guide to the SI
US National Institute of Standards and Technology reference covering the SI base and derived units with definitions and usage rules for US technical practice.
- NIST Special Publication 811 — Guide for the Use of the International System of Units
Detailed NIST guide covering exact conversion factors between SI and US customary units along with formatting and rounding conventions.
- NIST — Refinement of values for the yard and pound (Federal Register 1959)
The treaty (signed by US
- International Astronomical Union — System of Astronomical Constants
The IAU defines astronomical units including the AU (149597870700 m exactly) light-year and parsec used in astronomy and astrophysics.