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you were to count one number per second and counted seven hours per day day .How long would it take to count a billion

Here are the conversion factors:

Counting to 1000000000 takes 108.6448725 years.
The fractional part, 0.6448725 year, is equivalent to 5935600 counts.

Counting to 5935600 takes 235.5396825 days.
The fractional part, 0.5396825 day, is equivalent to 13600 counts.

Counting to 13600 takes 3.777... hours.
The fractional part, 0.777... hour, is equivalent to 2800 counts.

Counting to 2800 takes 46⅔ minutes.
The fractional part, ⅔ minute, is equivalent to 40 counts.

Counting to 40 takes 40 seconds.

In sum, counting to 1000000000 takes 108 years 235 days 3 hours 46 minutes and 40 seconds.

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Janet Yang


I can answer questions in Algebra, Basic Math, Calculus, Differential Equations, Geometry, Number Theory, and Word Problems. I would not feel comfortable answering questions in Probability and Statistics or Topology because I have not studied these in depth.


I tutor students (fifth through twelfth grades) and am a Top Contributor on Yahoo!Answers with over 24,000 math solutions.

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