420,029,721,409 is an odd composite number. It is composed of a single prime number multiplied by itself.

What does the number 420029721409 look like?

This visualization shows the relationship between its 1 prime factors (large circles) and 3 divisors.

420029721409 is an odd composite number. It has a total of three divisors.

Prime factorization of 420029721409:


(648097 × 648097)

See below for interesting mathematical facts about the number 420029721409 from the Numbermatics database.

Names of 420029721409

  • Cardinal: 420029721409 can be written as Four hundred twenty billion, twenty-nine million, seven hundred twenty-one thousand, four hundred nine.

Scientific notation

  • Scientific notation: 4.20029721409 × 1011

Factors of 420029721409

  • Number of distinct prime factors ω(n): 1
  • Total number of prime factors Ω(n): 2
  • Sum of prime factors: 648097

Divisors of 420029721409

  • Number of divisors d(n): 3
  • Complete list of divisors:
  • Sum of all divisors σ(n): 420030369507
  • Sum of proper divisors (its aliquot sum) s(n): 648098
  • 420029721409 is a deficient number, because the sum of its proper divisors (648098) is less than itself. Its deficiency is 420029073311

Bases of 420029721409

  • Binary: 1100001110010111011100011101011010000012
  • Hexadecimal: 0x61CBB8EB41
  • Base-36: 5CYIUN9D

Squares and roots of 420029721409

  • 420029721409 squared (4200297214092) is 176424966866922152945281
  • 420029721409 cubed (4200297214093) is 74103729682705367478896867251220929
  • 420029721409 is a perfect square number. Its square root is 648097
  • The cube root of 420029721409 is 7489.0490337177

Scales and comparisons

How big is 420029721409?
  • 420,029,721,409 seconds is equal to 13,355 years, 33 weeks, 4 days, 2 hours, 36 minutes, 49 seconds.
  • To count from 1 to 420,029,721,409 would take you about twenty-six thousand, seven hundred eleven 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 420029721409 cubic inches would be around 624.1 feet tall.

Recreational maths with 420029721409

  • 420029721409 backwards is 904127920024
  • The number of decimal digits it has is: 12
  • The sum of 420029721409's digits is 40
  • More coming soon!

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"Number 420029721409 - Facts about the integer". Numbermatics.com. 2023. Web. 28 September 2023.

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Numbermatics. (2023). Number 420029721409 - Facts about the integer. Retrieved 28 September 2023, from https://numbermatics.com/n/420029721409/

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Numbermatics. 2023. "Number 420029721409 - Facts about the integer". https://numbermatics.com/n/420029721409/

The information we have on file for 420029721409 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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