12978940401745920

12,978,940,401,745,920 is an even composite number composed of eight prime numbers multiplied together.

What does the number 12978940401745920 look like?

This visualization shows the relationship between its 8 prime factors (large circles) and 7616 divisors.

12978940401745920 is an even composite number. It is composed of eight distinct prime numbers multiplied together. It has a total of seven thousand, six hundred sixteen divisors.

Prime factorization of 12978940401745920:

216 × 36 × 5 × 7 × 19 × 37 × 61 × 181

(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 3 × 3 × 3 × 3 × 3 × 5 × 7 × 19 × 37 × 61 × 181)

See below for interesting mathematical facts about the number 12978940401745920 from the Numbermatics database.


Names of 12978940401745920

  • Cardinal: 12978940401745920 can be written as Twelve quadrillion, nine hundred seventy-eight trillion, nine hundred forty billion, four hundred one million, seven hundred forty-five thousand, nine hundred twenty.

Scientific notation

  • Scientific notation: 1.297894040174592 × 1016

Factors of 12978940401745920

  • Number of distinct prime factors ω(n): 8
  • Total number of prime factors Ω(n): 28
  • Sum of prime factors: 315

Divisors of 12978940401745920

Bases of 12978940401745920

  • Binary: 1011100001110001000111000011000011010100000000000000002
  • Hexadecimal: 0x2E1C470C350000
  • Base-36: 3JSNEWOW000

Squares and roots of 12978940401745920

  • 12978940401745920 squared (129789404017459202) is 168452893952072543249384236646400
  • 12978940401745920 cubed (129789404017459203) is 2186340071105575271918982838843086401005682688000
  • The square root of 12978940401745920 is 113925152.6298996011
  • The cube root of 12978940401745920 is 235006.4304970153

Scales and comparisons

How big is 12978940401745920?
  • 12,978,940,401,745,920 seconds is equal to 412,690,158 years, 14 weeks, 2 days, 19 hours, 12 minutes.
  • To count from 1 to 12,978,940,401,745,920 would take you about one billion, two hundred thirty-eight million, seventy thousand, four hundred seventy-four 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 12978940401745920 cubic inches would be around 19583.9 feet tall.

Recreational maths with 12978940401745920

  • 12978940401745920 backwards is 02954710404987921
  • 12978940401745920 is a Harshad number.
  • The number of decimal digits it has is: 17
  • The sum of 12978940401745920's digits is 72
  • More coming soon!

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"Number 12978940401745920 - Facts about the integer". Numbermatics.com. 2024. Web. 13 June 2024.

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Numbermatics. (2024). Number 12978940401745920 - Facts about the integer. Retrieved 13 June 2024, from https://numbermatics.com/n/12978940401745920/

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The information we have on file for 12978940401745920 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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