128736397494432

128,736,397,494,432 is an even composite number composed of seven prime numbers multiplied together.

What does the number 128736397494432 look like?

This visualization shows the relationship between its 7 prime factors (large circles) and 2160 divisors.

128736397494432 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of two thousand, one hundred sixty divisors.

Prime factorization of 128736397494432:

25 × 34 × 7 × 132 × 19 × 1272 × 137

(2 × 2 × 2 × 2 × 2 × 3 × 3 × 3 × 3 × 7 × 13 × 13 × 19 × 127 × 127 × 137)

See below for interesting mathematical facts about the number 128736397494432 from the Numbermatics database.


Names of 128736397494432

  • Cardinal: 128736397494432 can be written as One hundred twenty-eight trillion, seven hundred thirty-six billion, three hundred ninety-seven million, four hundred ninety-four thousand, four hundred thirty-two.

Scientific notation

  • Scientific notation: 1.28736397494432 × 1014

Factors of 128736397494432

  • Number of distinct prime factors ω(n): 7
  • Total number of prime factors Ω(n): 16
  • Sum of prime factors: 308

Divisors of 128736397494432

Bases of 128736397494432

  • Binary: 111010100010101110001110011111000001000101000002
  • Hexadecimal: 0x7515C73E08A0
  • Base-36: 19MSON6Y00

Squares and roots of 128736397494432

  • 128736397494432 squared (1287363974944322) is 16573060039844397727471002624
  • 128736397494432 cubed (1287363974944323) is 2133556044988495425689950056980248497389568
  • The square root of 128736397494432 is 11346206.3040662187
  • The cube root of 128736397494432 is 50493.3033625097

Scales and comparisons

How big is 128736397494432?
  • 128,736,397,494,432 seconds is equal to 4,093,419 years, 12 weeks, 15 hours, 7 minutes, 12 seconds.
  • To count from 1 to 128,736,397,494,432 would take you about ten million, two hundred thirty-three thousand, five hundred forty-eight 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 128736397494432 cubic inches would be around 4207.8 feet tall.

Recreational maths with 128736397494432

  • 128736397494432 backwards is 234494793637821
  • 128736397494432 is a Harshad number.
  • The number of decimal digits it has is: 15
  • The sum of 128736397494432's digits is 72
  • More coming soon!

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"Number 128736397494432 - Facts about the integer". Numbermatics.com. 2024. Web. 12 June 2024.

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Numbermatics. (2024). Number 128736397494432 - Facts about the integer. Retrieved 12 June 2024, from https://numbermatics.com/n/128736397494432/

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The information we have on file for 128736397494432 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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