21004243705735290

21,004,243,705,735,290 is an even composite number composed of eight prime numbers multiplied together.

What does the number 21004243705735290 look like?

This visualization shows the relationship between its 8 prime factors (large circles) and 5760 divisors.

21004243705735290 is an even composite number. It is composed of eight distinct prime numbers multiplied together. It has a total of five thousand, seven hundred sixty divisors.

Prime factorization of 21004243705735290:

2 × 37 × 5 × 7 × 112 × 134 × 29 × 372

(2 × 3 × 3 × 3 × 3 × 3 × 3 × 3 × 5 × 7 × 11 × 11 × 13 × 13 × 13 × 13 × 29 × 37 × 37)

See below for interesting mathematical facts about the number 21004243705735290 from the Numbermatics database.


Names of 21004243705735290

  • Cardinal: 21004243705735290 can be written as Twenty-one quadrillion, four trillion, two hundred forty-three billion, seven hundred five million, seven hundred thirty-five thousand, two hundred ninety.

Scientific notation

  • Scientific notation: 2.100424370573529 × 1016

Factors of 21004243705735290

  • Number of distinct prime factors ω(n): 8
  • Total number of prime factors Ω(n): 19
  • Sum of prime factors: 107

Divisors of 21004243705735290

Bases of 21004243705735290

  • Binary: 10010101001111100111111100101001101101100101000011110102
  • Hexadecimal: 0x4A9F3F94DB287A
  • Base-36: 5QTDSCKW5MI

Squares and roots of 21004243705735290

  • 21004243705735290 squared (210042437057352902) is 441178253649920547733239551384100
  • 21004243705735290 cubed (210042437057352903) is 9266615557333630896602298945959280171827714889000
  • The square root of 21004243705735290 is 144928408.8981014447
  • The cube root of 21004243705735290 is 275911.0006123647

Scales and comparisons

How big is 21004243705735290?
  • 21,004,243,705,735,290 seconds is equal to 667,869,979 years, 23 weeks, 3 days, 2 hours, 1 minute, 30 seconds.
  • To count from 1 to 21,004,243,705,735,290 would take you about two billion, three million, six hundred nine thousand, nine hundred thirty-eight 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 21004243705735290 cubic inches would be around 22992.6 feet tall.

Recreational maths with 21004243705735290

  • 21004243705735290 backwards is 09253750734240012
  • 21004243705735290 is a Harshad number.
  • The number of decimal digits it has is: 17
  • The sum of 21004243705735290's digits is 54
  • More coming soon!

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"Number 21004243705735290 - Facts about the integer". Numbermatics.com. 2024. Web. 14 June 2024.

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Numbermatics. (2024). Number 21004243705735290 - Facts about the integer. Retrieved 14 June 2024, from https://numbermatics.com/n/21004243705735290/

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Numbermatics. 2024. "Number 21004243705735290 - Facts about the integer". https://numbermatics.com/n/21004243705735290/

The information we have on file for 21004243705735290 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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