28309794991878400

28,309,794,991,878,400 is an even composite number composed of seven prime numbers multiplied together.

What does the number 28309794991878400 look like?

This visualization shows the relationship between its 7 prime factors (large circles) and 5832 divisors.

28309794991878400 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of five thousand, eight hundred thirty-two divisors.

Prime factorization of 28309794991878400:

28 × 52 × 72 × 11 × 135 × 23 × 312

(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 5 × 5 × 7 × 7 × 11 × 13 × 13 × 13 × 13 × 13 × 23 × 31 × 31)

See below for interesting mathematical facts about the number 28309794991878400 from the Numbermatics database.


Names of 28309794991878400

  • Cardinal: 28309794991878400 can be written as Twenty-eight quadrillion, three hundred nine trillion, seven hundred ninety-four billion, nine hundred ninety-one million, eight hundred seventy-eight thousand, four hundred.

Scientific notation

  • Scientific notation: 2.83097949918784 × 1016

Factors of 28309794991878400

  • Number of distinct prime factors ω(n): 7
  • Total number of prime factors Ω(n): 21
  • Sum of prime factors: 92

Divisors of 28309794991878400

Bases of 28309794991878400

  • Binary: 11001001001001110011011110010100010011110110001000000002
  • Hexadecimal: 0x64939BCA27B100
  • Base-36: 7QQZGA0X24G

Squares and roots of 28309794991878400

  • 28309794991878400 squared (283097949918784002) is 801444492482183337921960386560000
  • 28309794991878400 cubed (283097949918784003) is 22688729279540639858843124344367361724514304000000
  • The square root of 28309794991878400 is 168255148.4855022201
  • The cube root of 28309794991878400 is 304774.6969688543

Scales and comparisons

How big is 28309794991878400?
  • 28,309,794,991,878,400 seconds is equal to 900,163,912 years, 41 weeks, 2 days, 20 hours, 26 minutes, 40 seconds.
  • To count from 1 to 28,309,794,991,878,400 would take you about two billion, seven hundred million, four hundred ninety-one thousand, seven hundred thirty-eight 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 28309794991878400 cubic inches would be around 25397.9 feet tall.

Recreational maths with 28309794991878400

  • 28309794991878400 backwards is 00487819949790382
  • 28309794991878400 is a Harshad number.
  • The number of decimal digits it has is: 17
  • The sum of 28309794991878400's digits is 88
  • More coming soon!

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"Number 28309794991878400 - Facts about the integer". Numbermatics.com. 2024. Web. 28 May 2024.

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Numbermatics. (2024). Number 28309794991878400 - Facts about the integer. Retrieved 28 May 2024, from https://numbermatics.com/n/28309794991878400/

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The information we have on file for 28309794991878400 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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