642749820820091712

642,749,820,820,091,712 is an even composite number composed of six prime numbers multiplied together.

What does the number 642749820820091712 look like?

This visualization shows the relationship between its 6 prime factors (large circles) and 2646 divisors.

642749820820091712 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of two thousand, six hundred forty-six divisors.

Prime factorization of 642749820820091712:

26 × 36 × 72 × 13 × 1992 × 7392

(2 × 2 × 2 × 2 × 2 × 2 × 3 × 3 × 3 × 3 × 3 × 3 × 7 × 7 × 13 × 199 × 199 × 739 × 739)

See below for interesting mathematical facts about the number 642749820820091712 from the Numbermatics database.


Names of 642749820820091712

  • Cardinal: 642749820820091712 can be written as Six hundred forty-two quadrillion, seven hundred forty-nine trillion, eight hundred twenty billion, eight hundred twenty million, ninety-one thousand, seven hundred twelve.

Scientific notation

  • Scientific notation: 6.42749820820091712 × 1017

Factors of 642749820820091712

  • Number of distinct prime factors ω(n): 6
  • Total number of prime factors Ω(n): 19
  • Sum of prime factors: 963

Divisors of 642749820820091712

Bases of 642749820820091712

  • Binary: 1000111010111000000110001110011111010110110101110011010000002
  • Hexadecimal: 0x8EB818E7D6D7340
  • Base-36: 4VSRSND3P000

Squares and roots of 642749820820091712

  • 642749820820091712 squared (6427498208200917122) is 413127332164260001215534096091090944
  • 642749820820091712 cubed (6427498208200917123) is 265537518724460627323064971076380845717345360212656128
  • The square root of 642749820820091712 is 801716795.8949667109
  • The cube root of 642749820820091712 is 863006.3436743045

Scales and comparisons

How big is 642749820820091712?
  • 642,749,820,820,091,712 seconds is equal to 20,437,456,146 years, 17 weeks, 6 days, 13 hours, 55 minutes, 12 seconds.
  • To count from 1 to 642,749,820,820,091,712 would take you about sixty-one billion, three hundred twelve million, three hundred sixty-eight thousand, four hundred thirty-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 642749820820091712 cubic inches would be around 71917.2 feet tall.

Recreational maths with 642749820820091712

  • 642749820820091712 backwards is 217190028028947246
  • 642749820820091712 is a Harshad number.
  • The number of decimal digits it has is: 18
  • The sum of 642749820820091712's digits is 72
  • More coming soon!

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"Number 642749820820091712 - Facts about the integer". Numbermatics.com. 2024. Web. 2 June 2024.

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Numbermatics. (2024). Number 642749820820091712 - Facts about the integer. Retrieved 2 June 2024, from https://numbermatics.com/n/642749820820091712/

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Numbermatics. 2024. "Number 642749820820091712 - Facts about the integer". https://numbermatics.com/n/642749820820091712/

The information we have on file for 642749820820091712 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 642749820820091712, math, Factors of 642749820820091712, curriculum, school, college, exams, university, Prime factorization of 642749820820091712, STEM, science, technology, engineering, physics, economics, calculator, six hundred forty-two quadrillion, seven hundred forty-nine trillion, eight hundred twenty billion, eight hundred twenty million, ninety-one thousand, seven hundred twelve.

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