129138125605920

129,138,125,605,920 is an even composite number composed of five prime numbers multiplied together.

What does the number 129138125605920 look like?

This visualization shows the relationship between its 5 prime factors (large circles) and 960 divisors.

129138125605920 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of nine hundred sixty divisors.

Prime factorization of 129138125605920:

25 × 33 × 5 × 174 × 713

(2 × 2 × 2 × 2 × 2 × 3 × 3 × 3 × 5 × 17 × 17 × 17 × 17 × 71 × 71 × 71)

See below for interesting mathematical facts about the number 129138125605920 from the Numbermatics database.


Names of 129138125605920

  • Cardinal: 129138125605920 can be written as One hundred twenty-nine trillion, one hundred thirty-eight billion, one hundred twenty-five million, six hundred five thousand, nine hundred twenty.

Scientific notation

  • Scientific notation: 1.2913812560592 × 1014

Factors of 129138125605920

  • Number of distinct prime factors ω(n): 5
  • Total number of prime factors Ω(n): 16
  • Sum of prime factors: 98

Divisors of 129138125605920

Bases of 129138125605920

  • Binary: 111010101110011010100000001101010001100001000002
  • Hexadecimal: 0x7573501A8C20
  • Base-36: 19RX8HQKO0

Squares and roots of 129138125605920

  • 129138125605920 squared (1291381256059202) is 16676655485010370767139046400
  • 129138125605920 cubed (1291381256059203) is 2153592030709923977900631921608890994688000
  • The square root of 129138125605920 is 11363895.7055193005
  • The cube root of 129138125605920 is 50545.7710837141

Scales and comparisons

How big is 129138125605920?
  • 129,138,125,605,920 seconds is equal to 4,106,192 years, 49 weeks, 13 hours, 12 minutes.
  • To count from 1 to 129,138,125,605,920 would take you about ten million, two hundred sixty-five thousand, four hundred eighty-two 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 129138125605920 cubic inches would be around 4212.1 feet tall.

Recreational maths with 129138125605920

  • 129138125605920 backwards is 029506521831921
  • 129138125605920 is a Harshad number.
  • The number of decimal digits it has is: 15
  • The sum of 129138125605920's digits is 54
  • More coming soon!

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"Number 129138125605920 - Facts about the integer". Numbermatics.com. 2024. Web. 9 June 2024.

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Numbermatics. (2024). Number 129138125605920 - Facts about the integer. Retrieved 9 June 2024, from https://numbermatics.com/n/129138125605920/

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The information we have on file for 129138125605920 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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