21810000990240000

21,810,000,990,240,000 is an even composite number composed of nine prime numbers multiplied together.

What does the number 21810000990240000 look like?

This visualization shows the relationship between its 9 prime factors (large circles) and 8640 divisors.

21810000990240000 is an even composite number. It is composed of nine distinct prime numbers multiplied together. It has a total of eight thousand, six hundred forty divisors.

Prime factorization of 21810000990240000:

28 × 32 × 54 × 17 × 19 × 31 × 61 × 137 × 181

(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 3 × 5 × 5 × 5 × 5 × 17 × 19 × 31 × 61 × 137 × 181)

See below for interesting mathematical facts about the number 21810000990240000 from the Numbermatics database.


Names of 21810000990240000

  • Cardinal: 21810000990240000 can be written as Twenty-one quadrillion, eight hundred ten trillion, nine hundred ninety million, two hundred forty thousand.

Scientific notation

  • Scientific notation: 2.181000099024 × 1016

Factors of 21810000990240000

  • Number of distinct prime factors ω(n): 9
  • Total number of prime factors Ω(n): 20
  • Sum of prime factors: 456

Divisors of 21810000990240000

Bases of 21810000990240000

  • Binary: 10011010111110000010100100100011001001011111101000000002
  • Hexadecimal: 0x4D7C149192FD00
  • Base-36: 5YR004W1TS0

Squares and roots of 21810000990240000

  • 21810000990240000 squared (218100009902400002) is 475676143194269780575257600000000
  • 21810000990240000 cubed (218100009902400003) is 10374497154100567951040075772843085824000000000000
  • The square root of 21810000990240000 is 147682094.3453877215
  • The cube root of 21810000990240000 is 279394.9562340469

Scales and comparisons

How big is 21810000990240000?
  • 21,810,000,990,240,000 seconds is equal to 693,490,568 years, 37 weeks, 5 days, 16 hours.
  • To count from 1 to 21,810,000,990,240,000 would take you about two billion, eighty million, four hundred seventy-one thousand, seven hundred six 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 21810000990240000 cubic inches would be around 23282.9 feet tall.

Recreational maths with 21810000990240000

  • 21810000990240000 backwards is 00004209900001812
  • 21810000990240000 is a Harshad number.
  • The number of decimal digits it has is: 17
  • The sum of 21810000990240000's digits is 36
  • More coming soon!

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"Number 21810000990240000 - Facts about the integer". Numbermatics.com. 2024. Web. 13 May 2024.

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Numbermatics. (2024). Number 21810000990240000 - Facts about the integer. Retrieved 13 May 2024, from https://numbermatics.com/n/21810000990240000/

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The information we have on file for 21810000990240000 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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