1000000000

1,000,000,000 is an even composite number composed of two prime numbers multiplied together.

What does the number 1000000000 look like?

This visualization shows the relationship between its 2 prime factors (large circles) and 100 divisors.

1000000000 is an even composite number. It is composed of two distinct prime numbers multiplied together. It has a total of one hundred divisors.

Prime factorization of 1000000000:

29 × 59

(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 5 × 5 × 5 × 5 × 5 × 5 × 5 × 5 × 5)

See below for interesting mathematical facts about the number 1000000000 from the Numbermatics database.


Names of 1000000000

  • Cardinal: 1000000000 can be written as One billion.

Scientific notation

  • Scientific notation: 1 × 109

Factors of 1000000000

  • Number of distinct prime factors ω(n): 2
  • Total number of prime factors Ω(n): 18
  • Sum of prime factors: 7

Divisors of 1000000000

Bases of 1000000000

  • Binary: 1110111001101011001010000000002
  • Hexadecimal: 0x3B9ACA00
  • Base-36: GJDGXS

Squares and roots of 1000000000

  • 1000000000 squared (10000000002) is 1000000000000000000
  • 1000000000 cubed (10000000003) is 1000000000000000000000000000
  • The square root of 1000000000 is 31622.7766016837
  • 1000000000 is a perfect cube number. Its cube root is 1000

Scales and comparisons

How big is 1000000000?
  • 1,000,000,000 seconds is equal to 31 years, 41 weeks, 3 days, 1 hour, 46 minutes, 40 seconds.
  • To count from 1 to 1,000,000,000 would take you about sixty-three years!

    This is a very rough estimate, based on a speaking rate of half a second every third order of magnitude. If you speak quickly, you could probably say any randomly-chosen number between one and a thousand in around half a second. Very big numbers obviously take longer to say, so we add half a second for every extra x1000. (We do not count involuntary pauses, bathroom breaks or the necessity of sleep in our calculation!)

  • A cube with a volume of 1000000000 cubic inches would be around 83.3 feet tall.

Recreational maths with 1000000000

  • 1000000000 backwards is 0000000001
  • 1000000000 is a Harshad number.
  • The number of decimal digits it has is: 10
  • The sum of 1000000000's digits is 1
  • More coming soon!

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The information we have on file for 1000000000 includes mathematical data and numerical statistics calculated using standard algorithms and methods. We are adding more all the time. If there are any features you would like to see, please contact us. Information provided for educational use, intellectual curiosity and fun!

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