129721428188038987776000000

129,721,428,188,038,987,776,000,000 is an even composite number composed of five prime numbers multiplied together.

What does the number 129721428188038987776000000 look like?

This visualization shows the relationship between its 5 prime factors (large circles) and 46816 divisors.

129721428188038987776000000 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of forty-six thousand, eight hundred sixteen divisors.

Prime factorization of 129721428188038987776000000:

221 × 318 × 56 × 73 × 313

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

See below for interesting mathematical facts about the number 129721428188038987776000000 from the Numbermatics database.


Names of 129721428188038987776000000

  • Cardinal: 129721428188038987776000000 can be written as One hundred twenty-nine septillion, seven hundred twenty-one sextillion, four hundred twenty-eight quintillion, one hundred eighty-eight quadrillion, thirty-eight trillion, nine hundred eighty-seven billion, seven hundred seventy-six million.

Scientific notation

  • Scientific notation: 1.29721428188038987776 × 1026

Factors of 129721428188038987776000000

  • Number of distinct prime factors ω(n): 5
  • Total number of prime factors Ω(n): 51
  • Sum of prime factors: 48

Divisors of 129721428188038987776000000

Bases of 129721428188038987776000000

  • Binary: 1101011010011011001010010110110100001010010111011011000100010110010000000000000000000002
  • Hexadecimal: 0x6B4D94B6852ED88B200000
  • Base-36: GAS0YSG8000000000

Squares and roots of 129721428188038987776000000

  • 129721428188038987776000000 squared (1297214281880389877760000002) is 16827648931144556063313189179822677426176000000000000
  • 129721428188038987776000000 cubed (1297214281880389877760000003) is 2182906652394999558621355954919041964751167205716300006424576000000000000000000
  • The square root of 129721428188038987776000000 is 11389531517496.1866284791
  • 129721428188038987776000000 is a perfect cube number. Its cube root is 506217600

Scales and comparisons

How big is 129721428188038987776000000?
  • 129,721,428,188,038,987,776,000,000 seconds is equal to 293,274,701,009 years, 3 weeks, 3 days, 15 hours, 30 minutes, 7 seconds.
  • To count from 1 to 129,721,428,188,038,987,776,000,000 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 129721428188038987776000000 cubic inches would be around 42184800 feet tall.

Recreational maths with 129721428188038987776000000

  • 129721428188038987776000000 backwards is 000000677789830881824127921
  • 129721428188038987776000000 is a Harshad number.
  • The number of decimal digits it has is: 27
  • The sum of 129721428188038987776000000's digits is 108
  • More coming soon!

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"Number 129721428188038987776000000 - Facts about the integer". Numbermatics.com. 2024. Web. 5 May 2024.

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Numbermatics. (2024). Number 129721428188038987776000000 - Facts about the integer. Retrieved 5 May 2024, from https://numbermatics.com/n/129721428188038987776000000/

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The information we have on file for 129721428188038987776000000 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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