Convert Years to Seconds
1 Year (yr) = 31,556,952 Seconds (s). Use the free converter below to instantly convert any year value to seconds, or view the full conversion table and formula.
1 yr = 31,556,952 s
Year to Second Conversion Table
How to Convert Years to Seconds
To convert years to seconds, multiply the time in years by 31557000. For example, 10 yr × 31557000 = 315570000 s.
Worked Example: Convert 0.5 yr to s
Start with the value in years
0.5 yr
Apply the formula
s = 0.5 × 31557000
Calculate the result
0.5 yr = 15778476 s
Year to Second Examples
0.01 yr is equal to 31557 s. Using the formula yr × 31557000, 0.01 yr converts to 31557 s.
0.1 yr is equal to 3155695 s. Using the formula yr × 31557000, 0.1 yr converts to 3155695 s.
0.25 yr is equal to 7889238 s. Using the formula yr × 31557000, 0.25 yr converts to 7889238 s.
0.5 yr is equal to 15778476 s. Using the formula yr × 31557000, 0.5 yr converts to 15778476 s.
1 yr is equal to 31556952 s. Using the formula yr × 31557000, 1 yr converts to 31556952 s.
2 yr is equal to 63113904 s. Using the formula yr × 31557000, 2 yr converts to 63113904 s.
5 yr is equal to 15778476 s. Using the formula yr × 31557000, 5 yr converts to 15778476 s.
10 yr is equal to 31556952 s. Using the formula yr × 31557000, 10 yr converts to 31556952 s.
Converting Seconds to Years
Need the reverse conversion? Use the table below for a quick reference converting seconds back to years.
| Seconds (s) | Years (yr) |
|---|---|
| 1 | 0.00000003 |
| 60 | 0.0000019 |
| 3600 | 0.00011408 |
| 86400 | 0.00273791 |
| 604800 | 0.01916535 |
| 2629746 | 0.08333333 |
Years to Seconds FAQ
How many seconds is 1 year?
1 year equals approximately 31557000 seconds.
What is the formula to convert years to seconds?
Multiply the value in years by 31557000 to get seconds. Formula: s = yr × 31557000.
How many years is 1 second?
1 second equals approximately 3.16887e-8 years.
Understanding Years and Seconds
What is a Year (yr)?
The year (yr) is a universally used unit of time. It is commonly abbreviated as yr and relates to seconds by a factor of 31,556,952.
What is a Second (s)?
The second (s) is a universally used unit of time. It is commonly abbreviated as s and relates to years by a factor of 3.1689e-8.