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Convert Second to Year (s to y)



second (s)




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Seconds (sec) and years (yr) are said to be as the units of time measurements, and this lesson will provide you with the easy and fastest conversions between these both units. Our online second to year converter allows you to turn the number of given seconds (sec) into the equivalent number of the years (yr). Also, the formula for sec to yr is provided below that assists to perform these units conversions yourself. Before knowing the formula, you should have to beware of the basic definitions of second and year.


A second is the well-known Standard International (SI) unit of time that is abbreviated as “s” or “sec”.


A year is said to be as the time taken by the earth to make on revolution around the sun. Also, a year is referred to as a period of time that is equal to 365 days or 366 days(in a leap year). It is simply abbreviated as yr.

Read on!

  • 1 second (sec) is equal to 3.171e-8 years (yr)
  • 1 year (yr) is equal to 3.154e+7 seconds (sec)

Second to Year Formula:

The formula is sec to years:

years = seconds ÷ 31,556,952

How do you convert seconds to years (sec to yr)?

Convert with:

  • Online second to year converter
  • Formula (the below example helps you)

Example of seconds to years conversion:

Problem: Convert 2700000 sec to years?


Step 1 (Formula):

  • years = seconds ÷ 31,556,952

Step 2 (Put the Values):

  • years = 2700000 ÷ 31,556,952

Step 3 (Result):

  • 0.08561643836 years

Means, 2700000 seconds (sec) is equal to 0.08561643836 years (yr)

Seconds (sec) to Years (yr) conversion table: