20421018697728000

20,421,018,697,728,000 is an even composite number composed of six prime numbers multiplied together.

What does the number 20421018697728000 look like?

This visualization shows the relationship between its 6 prime factors (large circles) and 3888 divisors.

20421018697728000 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of three thousand, eight hundred eighty-eight divisors.

Prime factorization of 20421018697728000:

217 × 3 × 53 × 112 × 172 × 1092

(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 5 × 5 × 5 × 11 × 11 × 17 × 17 × 109 × 109)

See below for interesting mathematical facts about the number 20421018697728000 from the Numbermatics database.


Names of 20421018697728000

  • Cardinal: 20421018697728000 can be written as Twenty quadrillion, four hundred twenty-one trillion, eighteen billion, six hundred ninety-seven million, seven hundred twenty-eight thousand.

Scientific notation

  • Scientific notation: 2.0421018697728 × 1016

Factors of 20421018697728000

  • Number of distinct prime factors ω(n): 6
  • Total number of prime factors Ω(n): 27
  • Sum of prime factors: 147

Divisors of 20421018697728000

Bases of 20421018697728000

  • Binary: 10010001000110011001110111011010110111000000000000000002
  • Hexadecimal: 0x488CCEED6E0000
  • Base-36: 5L2NAH9JRPC

Squares and roots of 20421018697728000

  • 20421018697728000 squared (204210186977280002) is 417018004652956581032361984000000
  • 20421018697728000 cubed (204210186977280003) is 8515932470307248444978412028327574372352000000000
  • The square root of 20421018697728000 is 142902129.7872358513
  • The cube root of 20421018697728000 is 273333.2515100977

Scales and comparisons

How big is 20421018697728000?
  • 20,421,018,697,728,000 seconds is equal to 649,325,228 years, 11 weeks, 6 days, 13 hours, 20 minutes.
  • To count from 1 to 20,421,018,697,728,000 would take you about one billion, nine hundred forty-seven million, nine hundred seventy-five thousand, six hundred eighty-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 20421018697728000 cubic inches would be around 22777.8 feet tall.

Recreational maths with 20421018697728000

  • 20421018697728000 backwards is 00082779681012402
  • The number of decimal digits it has is: 17
  • The sum of 20421018697728000's digits is 57
  • More coming soon!

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"Number 20421018697728000 - Facts about the integer". Numbermatics.com. 2024. Web. 28 May 2024.

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Numbermatics. (2024). Number 20421018697728000 - Facts about the integer. Retrieved 28 May 2024, from https://numbermatics.com/n/20421018697728000/

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Numbermatics. 2024. "Number 20421018697728000 - Facts about the integer". https://numbermatics.com/n/20421018697728000/

The information we have on file for 20421018697728000 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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