72145128052440

72,145,128,052,440 is an even composite number composed of six prime numbers multiplied together.

What does the number 72145128052440 look like?

This visualization shows the relationship between its 6 prime factors (large circles) and 1280 divisors.

72145128052440 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of one thousand, two hundred eighty divisors.

Prime factorization of 72145128052440:

23 × 37 × 5 × 19 × 314 × 47

(2 × 2 × 2 × 3 × 3 × 3 × 3 × 3 × 3 × 3 × 5 × 19 × 31 × 31 × 31 × 31 × 47)

See below for interesting mathematical facts about the number 72145128052440 from the Numbermatics database.


Names of 72145128052440

  • Cardinal: 72145128052440 can be written as Seventy-two trillion, one hundred forty-five billion, one hundred twenty-eight million, fifty-two thousand, four hundred forty.

Scientific notation

  • Scientific notation: 7.214512805244 × 1013

Factors of 72145128052440

  • Number of distinct prime factors ω(n): 6
  • Total number of prime factors Ω(n): 17
  • Sum of prime factors: 107

Divisors of 72145128052440

Bases of 72145128052440

  • Binary: 100000110011101100110001011101011010110110110002
  • Hexadecimal: 0x419D98BAD6D8
  • Base-36: PKN0IIDI0

Squares and roots of 72145128052440

  • 72145128052440 squared (721451280524402) is 5204919501702965027389953600
  • 72145128052440 cubed (721451280524403) is 375509583953002608549875194422389966784000
  • The square root of 72145128052440 is 8493828.8217057919
  • The cube root of 72145128052440 is 41629.6094158607

Scales and comparisons

How big is 72145128052440?
  • 72,145,128,052,440 seconds is equal to 2,293,991 years, 47 weeks, 3 days, 3 hours, 54 minutes.
  • To count from 1 to 72,145,128,052,440 would take you about five million, seven hundred thirty-four thousand, nine hundred seventy-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 72145128052440 cubic inches would be around 3469.1 feet tall.

Recreational maths with 72145128052440

  • 72145128052440 backwards is 04425082154127
  • 72145128052440 is a Harshad number.
  • The number of decimal digits it has is: 14
  • The sum of 72145128052440's digits is 45
  • More coming soon!

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"Number 72145128052440 - Facts about the integer". Numbermatics.com. 2024. Web. 12 June 2024.

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Numbermatics. (2024). Number 72145128052440 - Facts about the integer. Retrieved 12 June 2024, from https://numbermatics.com/n/72145128052440/

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Numbermatics. 2024. "Number 72145128052440 - Facts about the integer". https://numbermatics.com/n/72145128052440/

The information we have on file for 72145128052440 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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