78489821329920

78,489,821,329,920 is an even composite number composed of nine prime numbers multiplied together.

What does the number 78489821329920 look like?

This visualization shows the relationship between its 9 prime factors (large circles) and 3840 divisors.

78489821329920 is an even composite number. It is composed of nine distinct prime numbers multiplied together. It has a total of three thousand, eight hundred forty divisors.

Prime factorization of 78489821329920:

29 × 32 × 5 × 7 × 11 × 13 × 31 × 311 × 353

(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 3 × 5 × 7 × 11 × 13 × 31 × 311 × 353)

See below for interesting mathematical facts about the number 78489821329920 from the Numbermatics database.


Names of 78489821329920

  • Cardinal: 78489821329920 can be written as Seventy-eight trillion, four hundred eighty-nine billion, eight hundred twenty-one million, three hundred twenty-nine thousand, nine hundred twenty.

Scientific notation

  • Scientific notation: 7.848982132992 × 1013

Factors of 78489821329920

  • Number of distinct prime factors ω(n): 9
  • Total number of prime factors Ω(n): 18
  • Sum of prime factors: 736

Divisors of 78489821329920

Bases of 78489821329920

  • Binary: 100011101100010110101011110101100111010000000002
  • Hexadecimal: 0x4762D5EB3A00
  • Base-36: RTLQ52M80

Squares and roots of 78489821329920

  • 78489821329920 squared (784898213299202) is 6160652052402764597487206400
  • 78489821329920 cubed (784898213299203) is 483548478868897938290627976129033535488000
  • The square root of 78489821329920 is 8859448.1391292087
  • The cube root of 78489821329920 is 42815.8378312679

Scales and comparisons

How big is 78489821329920?
  • 78,489,821,329,920 seconds is equal to 2,495,733 years, 27 weeks, 5 days, 3 hours, 12 minutes.
  • To count from 1 to 78,489,821,329,920 would take you about six million, two hundred thirty-nine thousand, three hundred thirty-three 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 78489821329920 cubic inches would be around 3568 feet tall.

Recreational maths with 78489821329920

  • 78489821329920 backwards is 02992312898487
  • 78489821329920 is a Harshad number.
  • The number of decimal digits it has is: 14
  • The sum of 78489821329920's digits is 72
  • More coming soon!

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"Number 78489821329920 - Facts about the integer". Numbermatics.com. 2024. Web. 7 June 2024.

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Numbermatics. (2024). Number 78489821329920 - Facts about the integer. Retrieved 7 June 2024, from https://numbermatics.com/n/78489821329920/

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Numbermatics. 2024. "Number 78489821329920 - Facts about the integer". https://numbermatics.com/n/78489821329920/

The information we have on file for 78489821329920 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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