Square millimeter to Hectare (mm² → ha)
Convert square millimeter to hectare instantly. The conversion factor below is exact by international definition.
Realtime·area·SI
Exact
mm²
× 0
ha
0
Precision [auto]
6
📐mm² to ha formulaExact
ha = mm² × 1.000000e-10
Inverse: mm² = ha × 1.000000e+10
Worked example: 1 mm² = 1.000000e-10 ha
ℹ️About these units
Square millimeter (mm²)
Hectare (ha)
Land area in most of the world.
📊Reference table: mm² → ha
| Square millimeter (mm²) | Hectare (ha) |
|---|---|
| 1 | 0 |
| 2 | 0 |
| 5 | 0 |
| 10 | 0 |
| 15 | 0 |
| 20 | 0 |
| 25 | 0 |
| 50 | 0 |
| 100 | 0.00000001 |
| 250 | 0.00000003 |
| 500 | 0.00000005 |
| 750 | 0.00000008 |
| 1,000 | 0.0000001 |
Want a downloadable CSV? Append ?format=csv to the API /api/v1/table endpoint.
🔁Reverse & related
🔌API & widget
GET https://convertnavi.com/api/v1/convert?value=10&from=square-millimeter&to=hectareEmbed this converter
<div data-convertnavi="square-millimeter->hectare"></div>
<script async src="https://convertnavi.com/embed.js"></script>