Femtogram is 1e-15 gram units.
Femtograms to Short tons Converter — fg to ton
Convert Femtogram (fg) to Short ton (ton) using the exact conversion factor (1 femtogram = 1.102311e-21 short ton). See the formula, worked examples, and conversion table.
Femtograms to Short tons converter
Converter
Mass/Weight Converter
Convert SI mass, imperial weight, jewelry, atomic, and astronomy mass units.
Context values
Some unit families need one extra value for a physically accurate result.
A US short ton is 2,000 pounds.
Result = input x 1e-18 / 907.18474.
Mass uses the kilogram as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Femtograms to Short tons
Weight conversions between Femtogram and Short ton come up constantly in everyday commerce, shipping, and cooking, since US packaging is usually labeled in pounds while most of the rest of the world uses kilograms. Specifically: Femtogram is 1e-15 gram units, and a US short ton is 2,000 pounds.
Formula
short tons = femtograms × 1.102311e-21
This factor comes from each unit's defined relationship to the category's base unit: 1 femtogram equals 1e-18 base units, and 1 short ton equals 907.18474 base units, so dividing one by the other gives the direct femtogram-to-short ton factor of 1.102311e-21.
Simple example
1 fg × 1.102311e-21 = 1.102311e-21 ton
1 femtogram = 1.102311e-21 short tons.
Real-world example
50 fg × 1.102311e-21 = 5.511557e-20 ton
50 femtograms = 5.511557e-20 short tons.
Conversion table
| Femtogram (fg) | Short ton (ton) |
|---|---|
| 1 fg | 1.102311e-21 ton |
| 5 fg | 5.511557e-21 ton |
| 10 fg | 1.102311e-20 ton |
| 25 fg | 2.755778e-20 ton |
| 50 fg | 5.511557e-20 ton |
| 100 fg | 1.102311e-19 ton |
Reverse conversion: Short ton to Femtogram
1.102311e-21 ton × 9.071847e+20 = 0.9999997179 fg
1.102311e-21 short tons = 0.9999997179 femtograms.
femtograms = short tons × 9.071847e+20
For a page dedicated to this direction, see Short ton to Femtogram.
Understanding the Femtogram (fg)
Femtogram is 1e-15 gram units.
Understanding the Short ton (ton)
A US short ton is 2,000 pounds.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many short tons are in 1 femtogram?
1 femtogram equals 1.102311e-21 short tons, using the exact defined conversion factor rather than an estimate.
How do I convert femtogram to short ton?
Multiply the femtogram value by 1.102311e-21. The converter above does this instantly to whatever precision you set.
How do I convert short ton back to femtogram?
Use the reverse factor: 1 short ton equals 9.071847e+20 femtograms. You can also use the swap control in the converter above to flip the direction instantly.
What is a femtogram?
Femtogram (fg) is a unit of mass/weight.
What is a short ton?
Short ton (ton) is a unit of mass/weight.
Is the femtogram to short ton conversion exact?
Yes. Both femtogram and short ton are defined by fixed standards rather than physical artifacts, so the factor of 1.102311e-21 used above is exact to as many digits as you choose to display.