728786990128109120

728,786,990,128,109,120 is an even composite number composed of five prime numbers multiplied together.

What does the number 728786990128109120 look like?

This visualization shows the relationship between its 5 prime factors (large circles) and 672 divisors.

728786990128109120 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of six hundred seventy-two divisors.

Prime factorization of 728786990128109120:

26 × 5 × 133 × 1132 × 4333

(2 × 2 × 2 × 2 × 2 × 2 × 5 × 13 × 13 × 13 × 113 × 113 × 433 × 433 × 433)

See below for interesting mathematical facts about the number 728786990128109120 from the Numbermatics database.


Names of 728786990128109120

  • Cardinal: 728786990128109120 can be written as Seven hundred twenty-eight quadrillion, seven hundred eighty-six trillion, nine hundred ninety billion, one hundred twenty-eight million, one hundred nine thousand, one hundred twenty.

Scientific notation

  • Scientific notation: 7.2878699012810912 × 1017

Factors of 728786990128109120

  • Number of distinct prime factors ω(n): 5
  • Total number of prime factors Ω(n): 15
  • Sum of prime factors: 566

Divisors of 728786990128109120

Bases of 728786990128109120

  • Binary: 1010000111010010101111100111111111111000001100010110010000002
  • Hexadecimal: 0xA1D2BE7FF831640
  • Base-36: 5JBXFDANT0E8

Squares and roots of 728786990128109120

  • 728786990128109120 squared (7287869901281091202) is 531130476979988619929109546627174400
  • 728786990128109120 cubed (7287869901281091203) is 387080981683552854563476359575815769583062280470528000
  • The square root of 728786990128109120 is 853690219.0655045335
  • The cube root of 728786990128109120 is 899912.3330773505

Scales and comparisons

How big is 728786990128109120?
  • 728,786,990,128,109,120 seconds is equal to 23,173,171,999 years, 46 weeks, 6 days, 5 hours, 25 minutes, 20 seconds.
  • To count from 1 to 728,786,990,128,109,120 would take you about sixty-nine billion, five hundred nineteen million, five hundred fifteen thousand, nine hundred ninety-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 728786990128109120 cubic inches would be around 74992.7 feet tall.

Recreational maths with 728786990128109120

  • 728786990128109120 backwards is 021901821099687827
  • 728786990128109120 is a Harshad number.
  • The number of decimal digits it has is: 18
  • The sum of 728786990128109120's digits is 80
  • More coming soon!

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"Number 728786990128109120 - Facts about the integer". Numbermatics.com. 2024. Web. 12 June 2024.

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Numbermatics. (2024). Number 728786990128109120 - Facts about the integer. Retrieved 12 June 2024, from https://numbermatics.com/n/728786990128109120/

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The information we have on file for 728786990128109120 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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