1998790129009800

1,998,790,129,009,800 is an even composite number composed of eight prime numbers multiplied together.

What does the number 1998790129009800 look like?

This visualization shows the relationship between its 8 prime factors (large circles) and 6480 divisors.

1998790129009800 is an even composite number. It is composed of eight distinct prime numbers multiplied together. It has a total of six thousand, four hundred eighty divisors.

Prime factorization of 1998790129009800:

23 × 34 × 52 × 7 × 192 × 23 × 312 × 472

(2 × 2 × 2 × 3 × 3 × 3 × 3 × 5 × 5 × 7 × 19 × 19 × 23 × 31 × 31 × 47 × 47)

See below for interesting mathematical facts about the number 1998790129009800 from the Numbermatics database.


Names of 1998790129009800

  • Cardinal: 1998790129009800 can be written as One quadrillion, nine hundred ninety-eight trillion, seven hundred ninety billion, one hundred twenty-nine million, nine thousand, eight hundred.

Scientific notation

  • Scientific notation: 1.9987901290098 × 1015

Factors of 1998790129009800

  • Number of distinct prime factors ω(n): 8
  • Total number of prime factors Ω(n): 17
  • Sum of prime factors: 137

Divisors of 1998790129009800

Bases of 1998790129009800

  • Binary: 1110001100111100011100101111001111011000100100010002
  • Hexadecimal: 0x719E3979EC488
  • Base-36: JOIFIBKWI0

Squares and roots of 1998790129009800

  • 1998790129009800 squared (19987901290098002) is 3995161979827012927528496040000
  • 1998790129009800 cubed (19987901290098003) is 7985490329073483154501654977657368421192000000
  • The square root of 1998790129009800 is 44707830.7347806801
  • The cube root of 1998790129009800 is 125966.6941660249

Scales and comparisons

How big is 1998790129009800?
  • 1,998,790,129,009,800 seconds is equal to 63,555,343 years, 22 weeks, 5 days, 16 hours, 30 minutes.
  • To count from 1 to 1,998,790,129,009,800 would take you about one hundred ninety million, six hundred sixty-six thousand and thirty 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 1998790129009800 cubic inches would be around 10497.2 feet tall.

Recreational maths with 1998790129009800

  • 1998790129009800 backwards is 0089009210978991
  • 1998790129009800 is a Harshad number.
  • The number of decimal digits it has is: 16
  • The sum of 1998790129009800's digits is 72
  • More coming soon!

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"Number 1998790129009800 - Facts about the integer". Numbermatics.com. 2024. Web. 24 May 2024.

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Numbermatics. (2024). Number 1998790129009800 - Facts about the integer. Retrieved 24 May 2024, from https://numbermatics.com/n/1998790129009800/

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Numbermatics. 2024. "Number 1998790129009800 - Facts about the integer". https://numbermatics.com/n/1998790129009800/

The information we have on file for 1998790129009800 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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