A US public land survey section is one square mile or 640 acres.
Sections to Square Femtometers Converter — section to fm2
Convert Section (section) to Square Femtometer (fm2) using the exact conversion factor (1 section = 2.589988e+36 square femtometer). See the formula, worked examples, and conversion table.
Sections to Square Femtometers converter
Converter
Area Converter
Convert land, construction, mapping, survey, and scientific area units.
Context values
Some unit families need one extra value for a physically accurate result.
Square metric area unit.
Result = input x 2.58998811e+6 / 1e-30.
Area uses the square meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Sections to Square Femtometers
Comparing Section and Square Femtometer is common in agriculture and real estate, where US land is typically measured in acres and most of the rest of the world uses hectares. Specifically: A US public land survey section is one square mile or 640 acres, and square metric area unit.
Formula
square femtometers = sections × 2.589988e+36
This factor comes from each unit's defined relationship to the category's base unit: 1 section equals 2589988.11034 base units, and 1 square femtometer equals 1e-30 base units, so dividing one by the other gives the direct section-to-square femtometer factor of 2.589988e+36.
Simple example
1 section × 2.589988e+36 = 2.589988e+36 fm2
1 section = 2.589988e+36 square femtometers.
Real-world example
10 section × 2.589988e+36 = 2.589988e+37 fm2
10 sections = 2.589988e+37 square femtometers.
Conversion table
| Section (section) | Square Femtometer (fm2) |
|---|---|
| 1 section | 2.589988e+36 fm2 |
| 5 section | 1.294994e+37 fm2 |
| 10 section | 2.589988e+37 fm2 |
| 25 section | 6.47497e+37 fm2 |
| 50 section | 1.294994e+38 fm2 |
| 100 section | 2.589988e+38 fm2 |
Reverse conversion: Square Femtometer to Section
2.589988e+36 fm2 × 3.861022e-37 = 0.9999999574 section
2.589988e+36 square femtometers = 0.9999999574 sections.
sections = square femtometers × 3.861022e-37
For a page dedicated to this direction, see Square Femtometer to Section.
Understanding the Section (section)
A US public land survey section is one square mile or 640 acres.
Understanding the Square Femtometer (fm2)
Square metric area unit.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many square femtometers are in 1 section?
1 section equals 2.589988e+36 square femtometers, using the exact defined conversion factor rather than an estimate.
How do I convert section to square femtometer?
Multiply the section value by 2.589988e+36. The converter above does this instantly to whatever precision you set.
How do I convert square femtometer back to section?
Use the reverse factor: 1 square femtometer equals 3.861022e-37 sections. You can also use the swap control in the converter above to flip the direction instantly.
What is a section?
Section (section) is a unit of area.
What is a square femtometer?
Square Femtometer (fm2) is a unit of area.
Is the section to square femtometer conversion exact?
Yes. Both section and square femtometer are defined by fixed standards rather than physical artifacts, so the factor of 2.589988e+36 used above is exact to as many digits as you choose to display.