Feet to Fathoms Converter (ft to ftm)
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Formula
To convert feet to fathoms, multiply the value by 0.166666667.
ftm = ft × 0.166666667
Example calculation
Convert 5 ft to ftm:
5 ft × 0.166666667 = 0.833333 ftm
Conversion table
| ft | ftm |
|---|---|
| 1 | 0.1667 |
| 2 | 0.3333 |
| 3 | 0.5000 |
| 4 | 0.6667 |
| 5 | 0.8333 |
| 6 | 1.0000 |
| 7 | 1.1667 |
| 8 | 1.3333 |
| 9 | 1.5000 |
| 10 | 1.6667 |
| 15 | 2.5000 |
| 20 | 3.3333 |
| 25 | 4.1667 |
| 30 | 5.0000 |
| 35 | 5.8333 |
| 40 | 6.6667 |
| 45 | 7.5000 |
| 50 | 8.3333 |
| 55 | 9.1667 |
| 60 | 10.0000 |
| 65 | 10.8333 |
| 70 | 11.6667 |
| 75 | 12.5000 |
| 80 | 13.3333 |
| 85 | 14.1667 |
| 90 | 15.0000 |
| 95 | 15.8333 |
| 100 | 16.6667 |
| 200 | 33.3333 |
| 500 | 83.3333 |
| 1000 | 166.6667 |
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About the units
- Foot (ft)
- Used for height, room sizes and aviation altitude in the US and UK. Defined as exactly 0.3048 metres since the 1959 international yard agreement.
- Fathom (ftm)
- A nautical unit of water depth equal to six feet (1.8288 m), historically the span of outstretched arms.
Frequently asked questions
- How do I convert feet to fathoms?
- To convert feet to fathoms, multiply the value by 0.166666667.
- How many fathoms are in 1 foot?
- 1 foot equals 0.166667 ftm.
- How many fathoms are in 10 feet?
- 10 ft equals 1.66667 ftm.
- How do I convert fathoms back to feet?
- Use the reverse converter: 1 fathom equals 6 ft.
- Is this converter accurate?
- Yes. It uses the exact SI/NIST definitions of each unit and shows up to 6 significant digits.
Related conversions
- Reverse conversion: fathoms → feet
- millimeters → feet
- feet → millimeters
- centimeters → feet
- feet → centimeters
- meters → feet
- feet → meters
- kilometers → feet
- feet → kilometers