A fathom is six feet.
Fathoms to Attometers Converter — ftm to am
Convert Fathom (ftm) to Attometer (am) using the exact conversion factor (1 fathom = 1.8288e+18 attometer). See the formula, worked examples, and conversion table.
Fathoms to Attometers converter
Converter
Length Converter
Convert SI, imperial, US customary, astronomical, scientific, and historical length units.
Context values
Some unit families need one extra value for a physically accurate result.
Attometer is 1e-18 meter units.
Result = input x 1.8288 / 1e-18.
Length uses the meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Fathoms to Attometers
Fathom and Attometer both measure length. Specifically: A fathom is six feet, and attometer is 1e-18 meter units.
Formula
attometers = fathoms × 1.8288e+18
This factor comes from each unit's defined relationship to the category's base unit: 1 fathom equals 1.8288 base units, and 1 attometer equals 1e-18 base units, so dividing one by the other gives the direct fathom-to-attometer factor of 1.8288e+18.
Simple example
1 ftm × 1.8288e+18 = 1.8288e+18 am
1 fathom = 1.8288e+18 attometers.
Real-world example
10 ftm × 1.8288e+18 = 1.8288e+19 am
10 fathoms = 1.8288e+19 attometers.
Conversion table
| Fathom (ftm) | Attometer (am) |
|---|---|
| 1 ftm | 1.8288e+18 am |
| 5 ftm | 9.144e+18 am |
| 10 ftm | 1.8288e+19 am |
| 21.0975 ftm | 3.858311e+19 am |
| 42.195 ftm | 7.716622e+19 am |
| 100 ftm | 1.8288e+20 am |
Reverse conversion: Attometer to Fathom
1.8288e+18 am × 5.468066e-19 = 1 ftm
1.8288e+18 attometers = 1 fathoms.
fathoms = attometers × 5.468066e-19
For a page dedicated to this direction, see Attometer to Fathom.
Understanding the Fathom (ftm)
A fathom is six feet.
Understanding the Attometer (am)
Attometer is 1e-18 meter units.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many attometers are in 1 fathom?
1 fathom equals 1.8288e+18 attometers, using the exact defined conversion factor rather than an estimate.
How do I convert fathom to attometer?
Multiply the fathom value by 1.8288e+18. The converter above does this instantly to whatever precision you set.
How do I convert attometer back to fathom?
Use the reverse factor: 1 attometer equals 5.468066e-19 fathoms. You can also use the swap control in the converter above to flip the direction instantly.
What is a fathom?
Fathom (ftm) is a unit of length.
What is a attometer?
Attometer (am) is a unit of length.
Is the fathom to attometer conversion exact?
Yes. Both fathom and attometer are defined by fixed standards rather than physical artifacts, so the factor of 1.8288e+18 used above is exact to as many digits as you choose to display.