21421513553059400

21,421,513,553,059,400 is an even composite number composed of six prime numbers multiplied together.

What does the number 21421513553059400 look like?

This visualization shows the relationship between its 6 prime factors (large circles) and 648 divisors.

21421513553059400 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of six hundred forty-eight divisors.

Prime factorization of 21421513553059400:

23 × 52 × 112 × 732 × 4012 × 1033

(2 × 2 × 2 × 5 × 5 × 11 × 11 × 73 × 73 × 401 × 401 × 1033)

See below for interesting mathematical facts about the number 21421513553059400 from the Numbermatics database.


Names of 21421513553059400

  • Cardinal: 21421513553059400 can be written as Twenty-one quadrillion, four hundred twenty-one trillion, five hundred thirteen billion, five hundred fifty-three million, fifty-nine thousand, four hundred.

Scientific notation

  • Scientific notation: 2.14215135530594 × 1016

Factors of 21421513553059400

  • Number of distinct prime factors ω(n): 6
  • Total number of prime factors Ω(n): 12
  • Sum of prime factors: 1525

Divisors of 21421513553059400

Bases of 21421513553059400

  • Binary: 10011000001101011000000110010011110000110011110010010002
  • Hexadecimal: 0x4C1AC0C9E19E48
  • Base-36: 5UXAJGYEGQW

Squares and roots of 21421513553059400

  • 21421513553059400 squared (214215135530594002) is 458881242903907559619099928360000
  • 21421513553059400 cubed (214215135530594003) is 9829930764110798410868196742066443598824584000000
  • The square root of 21421513553059400 is 146360901.7226233135
  • The cube root of 21421513553059400 is 277726.1141261191

Scales and comparisons

How big is 21421513553059400?
  • 21,421,513,553,059,400 seconds is equal to 681,137,869 years, 46 weeks, 3 days, 21 hours, 23 minutes, 20 seconds.
  • To count from 1 to 21,421,513,553,059,400 would take you about two billion, forty-three million, four hundred thirteen thousand, six hundred nine 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 21421513553059400 cubic inches would be around 23143.8 feet tall.

Recreational maths with 21421513553059400

  • 21421513553059400 backwards is 00495035531512412
  • 21421513553059400 is a Harshad number.
  • The number of decimal digits it has is: 17
  • The sum of 21421513553059400's digits is 50
  • More coming soon!

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"Number 21421513553059400 - Facts about the integer". Numbermatics.com. 2024. Web. 11 May 2024.

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Numbermatics. (2024). Number 21421513553059400 - Facts about the integer. Retrieved 11 May 2024, from https://numbermatics.com/n/21421513553059400/

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Numbermatics. 2024. "Number 21421513553059400 - Facts about the integer". https://numbermatics.com/n/21421513553059400/

The information we have on file for 21421513553059400 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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