21042378117090

21,042,378,117,090 is an even composite number composed of eight prime numbers multiplied together.

What does the number 21042378117090 look like?

This visualization shows the relationship between its 8 prime factors (large circles) and 1152 divisors.

21042378117090 is an even composite number. It is composed of eight distinct prime numbers multiplied together. It has a total of one thousand, one hundred fifty-two divisors.

Prime factorization of 21042378117090:

2 × 38 × 5 × 11 × 19 × 43 × 127 × 281

(2 × 3 × 3 × 3 × 3 × 3 × 3 × 3 × 3 × 5 × 11 × 19 × 43 × 127 × 281)

See below for interesting mathematical facts about the number 21042378117090 from the Numbermatics database.


Names of 21042378117090

  • Cardinal: 21042378117090 can be written as Twenty-one trillion, forty-two billion, three hundred seventy-eight million, one hundred seventeen thousand and ninety.

Scientific notation

  • Scientific notation: 2.104237811709 × 1013

Factors of 21042378117090

  • Number of distinct prime factors ω(n): 8
  • Total number of prime factors Ω(n): 15
  • Sum of prime factors: 491

Divisors of 21042378117090

Bases of 21042378117090

  • Binary: 1001100100011010011110111100100001111111000102
  • Hexadecimal: 0x13234F790FE2
  • Base-36: 7GIQGMS4I

Squares and roots of 21042378117090

  • 21042378117090 squared (210423781170902) is 442781676822588093750068100
  • 21042378117090 cubed (210423781170903) is 9317179467020044146145210383137273829000
  • The square root of 21042378117090 is 4587197.1962288693
  • The cube root of 21042378117090 is 27607.7877086963

Scales and comparisons

How big is 21042378117090?
  • 21,042,378,117,090 seconds is equal to 669,082 years, 27 weeks, 6 days, 31 minutes, 30 seconds.
  • To count from 1 to 21,042,378,117,090 would take you about one million, six hundred seventy-two 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 21042378117090 cubic inches would be around 2300.6 feet tall.

Recreational maths with 21042378117090

  • 21042378117090 backwards is 09071187324012
  • 21042378117090 is a Harshad number.
  • The number of decimal digits it has is: 14
  • The sum of 21042378117090's digits is 45
  • More coming soon!

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"Number 21042378117090 - Facts about the integer". Numbermatics.com. 2024. Web. 24 May 2024.

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Numbermatics. (2024). Number 21042378117090 - Facts about the integer. Retrieved 24 May 2024, from https://numbermatics.com/n/21042378117090/

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Numbermatics. 2024. "Number 21042378117090 - Facts about the integer". https://numbermatics.com/n/21042378117090/

The information we have on file for 21042378117090 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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