728993064439916640

728,993,064,439,916,640 is an even composite number composed of seven prime numbers multiplied together.

What does the number 728993064439916640 look like?

This visualization shows the relationship between its 7 prime factors (large circles) and 7680 divisors.

728993064439916640 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of seven thousand, six hundred eighty divisors.

Prime factorization of 728993064439916640:

25 × 39 × 5 × 7 × 137 × 17 × 31

(2 × 2 × 2 × 2 × 2 × 3 × 3 × 3 × 3 × 3 × 3 × 3 × 3 × 3 × 5 × 7 × 13 × 13 × 13 × 13 × 13 × 13 × 13 × 17 × 31)

See below for interesting mathematical facts about the number 728993064439916640 from the Numbermatics database.


Names of 728993064439916640

  • Cardinal: 728993064439916640 can be written as Seven hundred twenty-eight quadrillion, nine hundred ninety-three trillion, sixty-four billion, four hundred thirty-nine million, nine hundred sixteen thousand, six hundred forty.

Scientific notation

  • Scientific notation: 7.2899306443991664 × 1017

Factors of 728993064439916640

  • Number of distinct prime factors ω(n): 7
  • Total number of prime factors Ω(n): 25
  • Sum of prime factors: 78

Divisors of 728993064439916640

Bases of 728993064439916640

  • Binary: 1010000111011110011101010100011010011010101000101000011000002
  • Hexadecimal: 0xA1DE75469AA2860
  • Base-36: 5JDYH2J0DI00

Squares and roots of 728993064439916640

  • 728993064439916640 squared (7289930644399166402) is 531430888001500454789896570148889600
  • 728993064439916640 cubed (7289930644399166403) is 387409431582239943776516571945573170789158212562944000
  • The square root of 728993064439916640 is 853810906.7234481281
  • The cube root of 728993064439916640 is 899997.1458509967

Scales and comparisons

How big is 728993064439916640?
  • 728,993,064,439,916,640 seconds is equal to 23,179,724,525 years, 30 weeks, 3 days, 20 hours, 24 minutes.
  • To count from 1 to 728,993,064,439,916,640 would take you about sixty-nine billion, five hundred thirty-nine million, one hundred seventy-three thousand, five hundred seventy-six 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 728993064439916640 cubic inches would be around 74999.8 feet tall.

Recreational maths with 728993064439916640

  • 728993064439916640 backwards is 046619934460399827
  • 728993064439916640 is a Harshad number.
  • The number of decimal digits it has is: 18
  • The sum of 728993064439916640's digits is 90
  • More coming soon!

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"Number 728993064439916640 - Facts about the integer". Numbermatics.com. 2024. Web. 6 June 2024.

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Numbermatics. (2024). Number 728993064439916640 - Facts about the integer. Retrieved 6 June 2024, from https://numbermatics.com/n/728993064439916640/

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The information we have on file for 728993064439916640 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 728993064439916640, math, Factors of 728993064439916640, curriculum, school, college, exams, university, Prime factorization of 728993064439916640, STEM, science, technology, engineering, physics, economics, calculator, seven hundred twenty-eight quadrillion, nine hundred ninety-three trillion, sixty-four billion, four hundred thirty-nine million, nine hundred sixteen thousand, six hundred forty.

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