129729730890816

129,729,730,890,816 is an even composite number composed of four prime numbers multiplied together.

What does the number 129729730890816 look like?

This visualization shows the relationship between its 4 prime factors (large circles) and 1071 divisors.

129729730890816 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of one thousand and seventy-one divisors.

Prime factorization of 129729730890816:

26 × 316 × 72 × 312

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

See below for interesting mathematical facts about the number 129729730890816 from the Numbermatics database.


Names of 129729730890816

  • Cardinal: 129729730890816 can be written as One hundred twenty-nine trillion, seven hundred twenty-nine billion, seven hundred thirty million, eight hundred ninety thousand, eight hundred sixteen.

Scientific notation

  • Scientific notation: 1.29729730890816 × 1014

Factors of 129729730890816

  • Number of distinct prime factors ω(n): 4
  • Total number of prime factors Ω(n): 26
  • Sum of prime factors: 43

Divisors of 129729730890816

Bases of 129729730890816

  • Binary: 111010111111101000011101000011011001100010000002
  • Hexadecimal: 0x75FD0E86CC40
  • Base-36: 19ZH0K9000

Squares and roots of 129729730890816

  • 129729730890816 squared (1297297308908162) is 16829803077003539112913145856
  • 129729730890816 cubed (1297297308908163) is 2183325824125096196006646623758335818858496
  • 129729730890816 is a perfect square number. Its square root is 11389896
  • The cube root of 129729730890816 is 50622.8399769593

Scales and comparisons

How big is 129729730890816?
  • 129,729,730,890,816 seconds is equal to 4,125,004 years, 8 weeks, 2 days, 22 hours, 33 minutes, 36 seconds.
  • To count from 1 to 129,729,730,890,816 would take you about ten million, three hundred twelve thousand, five hundred ten 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 129729730890816 cubic inches would be around 4218.6 feet tall.

Recreational maths with 129729730890816

  • 129729730890816 backwards is 618098037927921
  • 129729730890816 is a Harshad number.
  • The number of decimal digits it has is: 15
  • The sum of 129729730890816's digits is 72
  • More coming soon!

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"Number 129729730890816 - Facts about the integer". Numbermatics.com. 2024. Web. 15 May 2024.

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Numbermatics. (2024). Number 129729730890816 - Facts about the integer. Retrieved 15 May 2024, from https://numbermatics.com/n/129729730890816/

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Numbermatics. 2024. "Number 129729730890816 - Facts about the integer". https://numbermatics.com/n/129729730890816/

The information we have on file for 129729730890816 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 129729730890816, math, Factors of 129729730890816, curriculum, school, college, exams, university, Prime factorization of 129729730890816, STEM, science, technology, engineering, physics, economics, calculator, one hundred twenty-nine trillion, seven hundred twenty-nine billion, seven hundred thirty million, eight hundred ninety thousand, eight hundred sixteen.

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