640 lph ≈ 0.177778 lps. To convert litres per hour to litres per second, divide by 3,600: 640 ÷ 3,600 = 0.177778.
How to convert litres per hour to litres per second
lps = lph × 0.00027777778
- 1 lph = 0.00027777778 lps (and 1 lps = 3,600 lph).
- Multiply the amount by the factor: 640 × 0.00027777778 = 0.177778.
- Answer: 640 lph ≈ 0.177778 lps (rounded to 6 significant figures).
Shortcut: dividing by 3,600 gives the same result as multiplying by 0.00027777778.
Litres Per Hour to Litres Per Second table
| Litres Per Hour (lph) | Litres Per Second (lps) |
|---|---|
| 635 lph | 0.176389 lps |
| 636 lph | 0.176667 lps |
| 637 lph | 0.176944 lps |
| 638 lph | 0.177222 lps |
| 639 lph | 0.1775 lps |
| 640 lph | 0.177778 lps |
| 641 lph | 0.178056 lps |
| 642 lph | 0.178333 lps |
| 643 lph | 0.178611 lps |
| 644 lph | 0.178889 lps |
| 645 lph | 0.179167 lps |
| lph | lps |
|---|---|
| 1 lph | 0.000277778 lps |
| 5 lph | 0.00138889 lps |
| 10 lph | 0.00277778 lps |
| 50 lph | 0.0138889 lps |
| 100 lph | 0.0277778 lps |
| 1,000 lph | 0.277778 lps |