The Math Forum

Ask Dr. Math

A Million/Billion Seconds

Dr. Math Home || Elementary || Middle School || High School || College || Dr. Math FAQ

How long is a million/billion seconds? A selection of answers from the Dr. Math archives.

One Million Seconds
What is a million seconds in weeks, days, hours, minutes, and seconds? What does unit conversion have to do with number bases?

Seconds since 1980
How can I work out the number of seconds since 1980, taking leap years into account?

Seconds in 1000 Years
I need to know how many seconds are in one thousand years, including leap years.

A Billion Seconds
If I was born on 01/02/84, when will I have been alive for a billion seconds?

Counting to One Billion
How long does it take to count to one billion counting one number per second?

How Long Does It Take to Count to a Billion?
Why people who need to deal precisely with long intervals (like astronomers and computer scientists) avoid using 'years' as a unit of time.

Return to
Elementary Measurement
Elementary Calendars/Dates/Time
Middle School Measurement
Middle School Calendars/Dates/Time
Index of Selected Answers to Common Questions

[Privacy Policy] [Terms of Use]

Home || The Math Library || Quick Reference || Search || Help 

© 1994- The Math Forum at NCTM. All rights reserved.