Convert second to year
1 s = 3.168808781e-08 yr
1 s = 3.17e-08 yr
1 s in every time unit
| millisecond | 1,000 ms |
| second | 1 s |
| minute | 0.0167 min |
| hour | 0.000278 h |
| day | 0.0000116 d |
| week | 0.00000165 wk |
| year | 3.17e-08 yr |
How the conversion works
Multiply by 3.168808781e-08 to go from second to year, or divide by it to go back. Every conversion on this site routes through the SI value (s) rather than a table of pairwise factors, so a round-trip returns exactly what you started with.
Going the other way? year to second — 1 yr = 31,557,600 s.
second to year — common values
| 1 s | 3.1688088e-08 yr |
| 2 s | 6.3376176e-08 yr |
| 3 s | 9.5064263e-08 yr |
| 5 s | 1.5844044e-07 yr |
| 10 s | 3.1688088e-07 yr |
| 15 s | 4.7532132e-07 yr |
| 20 s | 6.3376176e-07 yr |
| 25 s | 7.9220220e-07 yr |
| 50 s | 0.0000015844044 yr |
| 75 s | 0.0000023766066 yr |
| 100 s | 0.0000031688088 yr |
| 250 s | 0.000007922022 yr |
| 500 s | 0.000015844044 yr |
| 1000 s | 0.000031688088 yr |