21813420473090400

21,813,420,473,090,400 is an even composite number composed of seven prime numbers multiplied together.

What does the number 21813420473090400 look like?

This visualization shows the relationship between its 7 prime factors (large circles) and 3024 divisors.

21813420473090400 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of three thousand and twenty-four divisors.

Prime factorization of 21813420473090400:

25 × 3 × 52 × 72 × 11 × 19 × 316

(2 × 2 × 2 × 2 × 2 × 3 × 5 × 5 × 7 × 7 × 11 × 19 × 31 × 31 × 31 × 31 × 31 × 31)

See below for interesting mathematical facts about the number 21813420473090400 from the Numbermatics database.


Names of 21813420473090400

  • Cardinal: 21813420473090400 can be written as Twenty-one quadrillion, eight hundred thirteen trillion, four hundred twenty billion, four hundred seventy-three million, ninety thousand, four hundred.

Scientific notation

  • Scientific notation: 2.18134204730904 × 1016

Factors of 21813420473090400

  • Number of distinct prime factors ω(n): 7
  • Total number of prime factors Ω(n): 18
  • Sum of prime factors: 78

Divisors of 21813420473090400

Bases of 21813420473090400

  • Binary: 10011010111111100110000101110101010001010000001011000002
  • Hexadecimal: 0x4D7F30BAA28160
  • Base-36: 5YS7N0VUNHC

Squares and roots of 21813420473090400

  • 21813420473090400 squared (218134204730904002) is 475825312735839410150526572160000
  • 21813420473090400 cubed (218134204730904003) is 10379377618446601638489060223563063433803264000000
  • The square root of 21813420473090400 is 147693671.0664691955
  • The cube root of 21813420473090400 is 279409.5571249563
  • Being both a perfect square and a perfect cube, 21813420473090400 is also a perfect sixth number.

Scales and comparisons

How big is 21813420473090400?
  • 21,813,420,473,090,400 seconds is equal to 693,599,297 years, 36 weeks, 4 days, 11 hours, 20 minutes.
  • To count from 1 to 21,813,420,473,090,400 would take you about two billion, eighty million, seven hundred ninety-seven thousand, eight hundred ninety-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 21813420473090400 cubic inches would be around 23284.1 feet tall.

Recreational maths with 21813420473090400

  • 21813420473090400 backwards is 00409037402431812
  • 21813420473090400 is a Harshad number.
  • The number of decimal digits it has is: 17
  • The sum of 21813420473090400's digits is 48
  • More coming soon!

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"Number 21813420473090400 - Facts about the integer". Numbermatics.com. 2024. Web. 20 June 2024.

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Numbermatics. (2024). Number 21813420473090400 - Facts about the integer. Retrieved 20 June 2024, from https://numbermatics.com/n/21813420473090400/

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Numbermatics. 2024. "Number 21813420473090400 - Facts about the integer". https://numbermatics.com/n/21813420473090400/

The information we have on file for 21813420473090400 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!

Keywords: Divisors of 21813420473090400, math, Factors of 21813420473090400, curriculum, school, college, exams, university, Prime factorization of 21813420473090400, STEM, science, technology, engineering, physics, economics, calculator, twenty-one quadrillion, eight hundred thirteen trillion, four hundred twenty billion, four hundred seventy-three million, ninety thousand, four hundred.

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