How many years are in 5 seconds?

Answer 1

A five year interval can contain none, one or two leap years and so it will have 26280000, 26294400 or 26308800 seconds. In addition, there may be a "leap second" which is added or subtracted. The maximum number of leap seconds in a 5-year period was 6 (in 1972-1977).

Answer 2

157,784,630 seconds.
There are 157680000 seconds in 5 years.

Answer 3

1.58443823 × 10-7 years