138902743228279971920

138,902,743,228,279,971,920 is an even composite number composed of seven prime numbers multiplied together.

What does the number 138902743228279971920 look like?

This visualization shows the relationship between its 7 prime factors (large circles) and 4050 divisors.

138902743228279971920 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of four thousand and fifty divisors.

Prime factorization of 138902743228279971920:

24 × 5 × 72 × 172 × 194 × 372 × 8292

(2 × 2 × 2 × 2 × 5 × 7 × 7 × 17 × 17 × 19 × 19 × 19 × 19 × 37 × 37 × 829 × 829)

See below for interesting mathematical facts about the number 138902743228279971920 from the Numbermatics database.


Names of 138902743228279971920

  • Cardinal: 138902743228279971920 can be written as One hundred thirty-eight quintillion, nine hundred two quadrillion, seven hundred forty-three trillion, two hundred twenty-eight billion, two hundred seventy-nine million, nine hundred seventy-one thousand, nine hundred twenty.

Scientific notation

  • Scientific notation: 1.3890274322827997192 × 1020

Factors of 138902743228279971920

  • Number of distinct prime factors ω(n): 7
  • Total number of prime factors Ω(n): 17
  • Sum of prime factors: 916

Divisors of 138902743228279971920

Bases of 138902743228279971920

  • Binary: 11110000111101010011010110100000111001000001110110001100000010100002
  • Hexadecimal: 0x787A9AD0720EC6050
  • Base-36: TBBG11XKE0MKW

Squares and roots of 138902743228279971920

  • 138902743228279971920 squared (1389027432282799719202) is 19293972076341477595413698699795988486400
  • 138902743228279971920 cubed (1389027432282799719203) is 2679985649173664046488503570989544601130146956604035301888000
  • The square root of 138902743228279971920 is 11785700794.9582689175
  • The cube root of 138902743228279971920 is 5178893.0321460243

Scales and comparisons

How big is 138902743228279971920?
  • 138,902,743,228,279,971,920 seconds is equal to 293,274,701,009 years, 3 weeks, 3 days, 15 hours, 30 minutes, 7 seconds.
  • To count from 1 to 138,902,743,228,279,971,920 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 138902743228279971920 cubic inches would be around 431574.4 feet tall.

Recreational maths with 138902743228279971920

  • 138902743228279971920 backwards is 029179972822347209831
  • 138902743228279971920 is a Harshad number.
  • The number of decimal digits it has is: 21
  • The sum of 138902743228279971920's digits is 95
  • More coming soon!

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"Number 138902743228279971920 - Facts about the integer". Numbermatics.com. 2024. Web. 7 June 2024.

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Numbermatics. (2024). Number 138902743228279971920 - Facts about the integer. Retrieved 7 June 2024, from https://numbermatics.com/n/138902743228279971920/

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Numbermatics. 2024. "Number 138902743228279971920 - Facts about the integer". https://numbermatics.com/n/138902743228279971920/

The information we have on file for 138902743228279971920 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!

Keywords: Divisors of 138902743228279971920, math, Factors of 138902743228279971920, curriculum, school, college, exams, university, Prime factorization of 138902743228279971920, STEM, science, technology, engineering, physics, economics, calculator, one hundred thirty-eight quintillion, nine hundred two quadrillion, seven hundred forty-three trillion, two hundred twenty-eight billion, two hundred seventy-nine million, nine hundred seventy-one thousand, nine hundred twenty.

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