21004638448058470400

21,004,638,448,058,470,400 is an even composite number composed of seven prime numbers multiplied together.

What does the number 21004638448058470400 look like?

This visualization shows the relationship between its 7 prime factors (large circles) and 6318 divisors.

21004638448058470400 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of six thousand, three hundred eighteen divisors.

Prime factorization of 21004638448058470400:

212 × 52 × 132 × 172 × 292 × 41 × 3492

(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 5 × 5 × 13 × 13 × 17 × 17 × 29 × 29 × 41 × 349 × 349)

See below for interesting mathematical facts about the number 21004638448058470400 from the Numbermatics database.


Names of 21004638448058470400

  • Cardinal: 21004638448058470400 can be written as Twenty-one quintillion, four quadrillion, six hundred thirty-eight trillion, four hundred forty-eight billion, fifty-eight million, four hundred seventy thousand, four hundred.

Scientific notation

  • Scientific notation: 2.10046384480584704 × 1019

Factors of 21004638448058470400

  • Number of distinct prime factors ω(n): 7
  • Total number of prime factors Ω(n): 23
  • Sum of prime factors: 456

Divisors of 21004638448058470400

Bases of 21004638448058470400

  • Binary: 100100011011111110111011101100001100101000000100110010000000000002
  • Hexadecimal: 0x1237F776194099000
  • Base-36: 4FL02WRKOI7SW

Squares and roots of 21004638448058470400

  • 21004638448058470400 squared (210046384480584704002) is 441194836333656147927823297187676160000
  • 21004638448058470400 cubed (210046384480584704003) is 9267138022338778119734696165490191941424881980145664000000
  • The square root of 21004638448058470400 is 4583081763.1871319693
  • The cube root of 21004638448058470400 is 2759127.2904192435

Scales and comparisons

How big is 21004638448058470400?
  • 21,004,638,448,058,470,400 seconds is equal to 293,274,701,009 years, 3 weeks, 3 days, 15 hours, 30 minutes, 7 seconds.
  • To count from 1 to 21,004,638,448,058,470,400 would take you about two hundred ninety-three billion, two hundred seventy-four million, seven hundred one thousand and 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 21004638448058470400 cubic inches would be around 229927.3 feet tall.

Recreational maths with 21004638448058470400

  • 21004638448058470400 backwards is 00407485084483640012
  • 21004638448058470400 is a Harshad number.
  • The number of decimal digits it has is: 20
  • The sum of 21004638448058470400's digits is 68
  • More coming soon!

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"Number 21004638448058470400 - Facts about the integer". Numbermatics.com. 2024. Web. 10 June 2024.

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Numbermatics. (2024). Number 21004638448058470400 - Facts about the integer. Retrieved 10 June 2024, from https://numbermatics.com/n/21004638448058470400/

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The information we have on file for 21004638448058470400 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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