998640966411676845972

998,640,966,411,676,845,972 is an even composite number composed of five prime numbers multiplied together.

What does the number 998640966411676845972 look like?

This visualization shows the relationship between its 5 prime factors (large circles) and 4032 divisors.

998640966411676845972 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of four thousand and thirty-two divisors.

Prime factorization of 998640966411676845972:

22 × 315 × 112 × 136 × 313

(2 × 2 × 3 × 3 × 3 × 3 × 3 × 3 × 3 × 3 × 3 × 3 × 3 × 3 × 3 × 3 × 3 × 11 × 11 × 13 × 13 × 13 × 13 × 13 × 13 × 31 × 31 × 31)

See below for interesting mathematical facts about the number 998640966411676845972 from the Numbermatics database.


Names of 998640966411676845972

  • Cardinal: 998640966411676845972 can be written as Nine hundred ninety-eight quintillion, six hundred forty quadrillion, nine hundred sixty-six trillion, four hundred eleven billion, six hundred seventy-six million, eight hundred forty-five thousand, nine hundred seventy-two.

Scientific notation

  • Scientific notation: 9.98640966411676845972 × 1020

Factors of 998640966411676845972

  • Number of distinct prime factors ω(n): 5
  • Total number of prime factors Ω(n): 28
  • Sum of prime factors: 60

Divisors of 998640966411676845972

Bases of 998640966411676845972

  • Binary: 11011000100010111011010110101111101100110000001100110010000111100101002
  • Hexadecimal: 0x3622ED6BECC0CC8794
  • Base-36: 5UR7ETX6AV2T90

Squares and roots of 998640966411676845972

  • 998640966411676845972 squared (9986409664116768459722) is 997283779795647882452100403413453812624784
  • 998640966411676845972 cubed (9986409664116768459723) is 995928437641815724933126894533982512279916777553813351797770048
  • The square root of 998640966411676845972 is 31601281088.1406649023
  • The cube root of 998640966411676845972 is 9995467.8342966367

Scales and comparisons

How big is 998640966411676845972?
  • 998,640,966,411,676,845,972 seconds is equal to 293,274,701,009 years, 3 weeks, 3 days, 15 hours, 30 minutes, 7 seconds.
  • To count from 1 to 998,640,966,411,676,845,972 would take you about two hundred ninety-three billion, two hundred seventy-four million, seven hundred one thousand and 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 998640966411676845972 cubic inches would be around 832955.7 feet tall.

Recreational maths with 998640966411676845972

  • 998640966411676845972 backwards is 279548676114669046899
  • 998640966411676845972 is a Harshad number.
  • The number of decimal digits it has is: 21
  • The sum of 998640966411676845972's digits is 117
  • More coming soon!

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The information we have on file for 998640966411676845972 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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