72990720

72,990,720 is an even composite number composed of four prime numbers multiplied together.

What does the number 72990720 look like?

This visualization shows the relationship between its 4 prime factors (large circles) and 300 divisors.

72990720 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of three hundred divisors.

Prime factorization of 72990720:

214 × 34 × 5 × 11

(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 3 × 3 × 3 × 5 × 11)

See below for interesting mathematical facts about the number 72990720 from the Numbermatics database.


Names of 72990720

  • Cardinal: 72990720 can be written as Seventy-two million, nine hundred ninety thousand, seven hundred twenty.

Scientific notation

  • Scientific notation: 7.299072 × 107

Factors of 72990720

  • Number of distinct prime factors ω(n): 4
  • Total number of prime factors Ω(n): 20
  • Sum of prime factors: 21

Divisors of 72990720

Bases of 72990720

  • Binary: 1000101100111000000000000002
  • Hexadecimal: 0x459C000
  • Base-36: 17GG00

Squares and roots of 72990720

Scales and comparisons

How big is 72990720?
  • 72,990,720 seconds is equal to 2 years, 16 weeks, 4 days, 19 hours, 12 minutes.
  • To count from 1 to 72,990,720 would take you about 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 72990720 cubic inches would be around 34.8 feet tall.

Recreational maths with 72990720

  • 72990720 backwards is 02709927
  • 72990720 is a Harshad number.
  • The number of decimal digits it has is: 8
  • The sum of 72990720's digits is 36
  • More coming soon!

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"Number 72990720 - Facts about the integer". Numbermatics.com. 2024. Web. 28 March 2024.

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Numbermatics. (2024). Number 72990720 - Facts about the integer. Retrieved 28 March 2024, from https://numbermatics.com/n/72990720/

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Numbermatics. 2024. "Number 72990720 - Facts about the integer". https://numbermatics.com/n/72990720/

The information we have on file for 72990720 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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