Femtogram is 1e-15 gram units.
Femtograms to Slugs Converter — fg to slug
Convert Femtogram (fg) to Slug (slug) using the exact conversion factor (1 femtogram = 6.852177e-20 slug). See the formula, worked examples, and conversion table.
Femtograms to Slugs 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 slug is an imperial mass unit.
Result = input x 1e-18 / 14.59390294.
Mass uses the kilogram as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Femtograms to Slugs
Weight conversions between Femtogram and Slug 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 slug is an imperial mass unit.
Formula
slugs = femtograms × 6.852177e-20
This factor comes from each unit's defined relationship to the category's base unit: 1 femtogram equals 1e-18 base units, and 1 slug equals 14.5939029372 base units, so dividing one by the other gives the direct femtogram-to-slug factor of 6.852177e-20.
Simple example
1 fg × 6.852177e-20 = 6.852177e-20 slug
1 femtogram = 6.852177e-20 slugs.
Real-world example
50 fg × 6.852177e-20 = 3.426088e-18 slug
50 femtograms = 3.426088e-18 slugs.
Conversion table
| Femtogram (fg) | Slug (slug) |
|---|---|
| 1 fg | 6.852177e-20 slug |
| 5 fg | 3.426088e-19 slug |
| 10 fg | 6.852177e-19 slug |
| 25 fg | 1.713044e-18 slug |
| 50 fg | 3.426088e-18 slug |
| 100 fg | 6.852177e-18 slug |
Reverse conversion: Slug to Femtogram
6.852177e-20 slug × 1.45939e+19 = 1.00000006 fg
6.852177e-20 slugs = 1.00000006 femtograms.
femtograms = slugs × 1.45939e+19
For a page dedicated to this direction, see Slug to Femtogram.
Understanding the Femtogram (fg)
Femtogram is 1e-15 gram units.
Understanding the Slug (slug)
A slug is an imperial mass unit.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many slugs are in 1 femtogram?
1 femtogram equals 6.852177e-20 slugs, using the exact defined conversion factor rather than an estimate.
How do I convert femtogram to slug?
Multiply the femtogram value by 6.852177e-20. The converter above does this instantly to whatever precision you set.
How do I convert slug back to femtogram?
Use the reverse factor: 1 slug equals 1.45939e+19 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 slug?
Slug (slug) is a unit of mass/weight.
Is the femtogram to slug conversion exact?
Yes. Both femtogram and slug are defined by fixed standards rather than physical artifacts, so the factor of 6.852177e-20 used above is exact to as many digits as you choose to display.