18145189489398400

18,145,189,489,398,400 is an even composite number composed of nine prime numbers multiplied together.

What does the number 18145189489398400 look like?

This visualization shows the relationship between its 9 prime factors (large circles) and 3072 divisors.

18145189489398400 is an even composite number. It is composed of nine distinct prime numbers multiplied together. It has a total of three thousand and seventy-two divisors.

Prime factorization of 18145189489398400:

27 × 52 × 11 × 13 × 29 × 31 × 41 × 73 × 14737

(2 × 2 × 2 × 2 × 2 × 2 × 2 × 5 × 5 × 11 × 13 × 29 × 31 × 41 × 73 × 14737)

See below for interesting mathematical facts about the number 18145189489398400 from the Numbermatics database.


Names of 18145189489398400

  • Cardinal: 18145189489398400 can be written as Eighteen quadrillion, one hundred forty-five trillion, one hundred eighty-nine billion, four hundred eighty-nine million, three hundred ninety-eight thousand, four hundred.

Scientific notation

  • Scientific notation: 1.81451894893984 × 1016

Factors of 18145189489398400

  • Number of distinct prime factors ω(n): 9
  • Total number of prime factors Ω(n): 16
  • Sum of prime factors: 14942

Divisors of 18145189489398400

Bases of 18145189489398400

  • Binary: 10000000111011011110100001001011110010111010010100000002
  • Hexadecimal: 0x4076F425E5D280
  • Base-36: 4YNXKZ32TTS

Squares and roots of 18145189489398400

  • 18145189489398400 squared (181451894893984002) is 329247901606174168105993922560000
  • 18145189489398400 cubed (181451894893984003) is 5974265563630830096620099750107019950587904000000
  • The square root of 18145189489398400 is 134704081.1905801167
  • The cube root of 18145189489398400 is 262776.8905424703

Scales and comparisons

How big is 18145189489398400?
  • 18,145,189,489,398,400 seconds is equal to 576,960,899 years, 2 days, 9 hours, 46 minutes, 40 seconds.
  • To count from 1 to 18,145,189,489,398,400 would take you about one billion, seven hundred thirty million, eight hundred eighty-two thousand, six hundred ninety-seven 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 18145189489398400 cubic inches would be around 21898.1 feet tall.

Recreational maths with 18145189489398400

  • 18145189489398400 backwards is 00489398498154181
  • 18145189489398400 is a Harshad number.
  • The number of decimal digits it has is: 17
  • The sum of 18145189489398400's digits is 82
  • More coming soon!

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"Number 18145189489398400 - Facts about the integer". Numbermatics.com. 2024. Web. 28 May 2024.

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Numbermatics. (2024). Number 18145189489398400 - Facts about the integer. Retrieved 28 May 2024, from https://numbermatics.com/n/18145189489398400/

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The information we have on file for 18145189489398400 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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