1801813397991203520

1,801,813,397,991,203,520 is an even composite number composed of seven prime numbers multiplied together.

What does the number 1801813397991203520 look like?

This visualization shows the relationship between its 7 prime factors (large circles) and 8064 divisors.

1801813397991203520 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of eight thousand and sixty-four divisors.

Prime factorization of 1801813397991203520:

26 × 33 × 5 × 75 × 112 × 31 × 1493

(2 × 2 × 2 × 2 × 2 × 2 × 3 × 3 × 3 × 5 × 7 × 7 × 7 × 7 × 7 × 11 × 11 × 31 × 149 × 149 × 149)

See below for interesting mathematical facts about the number 1801813397991203520 from the Numbermatics database.


Names of 1801813397991203520

  • Cardinal: 1801813397991203520 can be written as One quintillion, eight hundred one quadrillion, eight hundred thirteen trillion, three hundred ninety-seven billion, nine hundred ninety-one million, two hundred three thousand, five hundred twenty.

Scientific notation

  • Scientific notation: 1.80181339799120352 × 1018

Factors of 1801813397991203520

  • Number of distinct prime factors ω(n): 7
  • Total number of prime factors Ω(n): 21
  • Sum of prime factors: 208

Divisors of 1801813397991203520

Bases of 1801813397991203520

  • Binary: 11001000000010101001110111101001100101100111000100010110000002
  • Hexadecimal: 0x190153BD32CE22C0
  • Base-36: DOTDJJXKN5C0

Squares and roots of 1801813397991203520

  • 1801813397991203520 squared (18018133979912035202) is 3246531521180607172961599298060390400
  • 1801813397991203520 cubed (18018133979912035203) is 5849643991863980732421678167367793586837176937054208000
  • The square root of 1801813397991203520 is 1342316429.9043662975
  • The cube root of 1801813397991203520 is 1216848.7602666399

Scales and comparisons

How big is 1801813397991203520?
  • 1,801,813,397,991,203,520 seconds is equal to 57,292,092,681 years, 17 weeks, 6 days, 7 hours, 12 minutes.
  • To count from 1 to 1,801,813,397,991,203,520 would take you about two hundred billion, five hundred twenty-two million, three hundred twenty-four thousand, three hundred eighty-four 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 1801813397991203520 cubic inches would be around 101404.1 feet tall.

Recreational maths with 1801813397991203520

  • 1801813397991203520 backwards is 0253021997933181081
  • 1801813397991203520 is a Harshad number.
  • The number of decimal digits it has is: 19
  • The sum of 1801813397991203520's digits is 72
  • More coming soon!

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"Number 1801813397991203520 - Facts about the integer". Numbermatics.com. 2024. Web. 9 June 2024.

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Numbermatics. (2024). Number 1801813397991203520 - Facts about the integer. Retrieved 9 June 2024, from https://numbermatics.com/n/1801813397991203520/

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The information we have on file for 1801813397991203520 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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