640460729288713216

640,460,729,288,713,216 is an even composite number composed of four prime numbers multiplied together.

What does the number 640460729288713216 look like?

This visualization shows the relationship between its 4 prime factors (large circles) and 825 divisors.

640460729288713216 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of eight hundred twenty-five divisors.

Prime factorization of 640460729288713216:

210 × 132 × 194 × 734

(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 13 × 13 × 19 × 19 × 19 × 19 × 73 × 73 × 73 × 73)

See below for interesting mathematical facts about the number 640460729288713216 from the Numbermatics database.


Names of 640460729288713216

  • Cardinal: 640460729288713216 can be written as Six hundred forty quadrillion, four hundred sixty trillion, seven hundred twenty-nine billion, two hundred eighty-eight million, seven hundred thirteen thousand, two hundred sixteen.

Scientific notation

  • Scientific notation: 6.40460729288713216 × 1017

Factors of 640460729288713216

  • Number of distinct prime factors ω(n): 4
  • Total number of prime factors Ω(n): 20
  • Sum of prime factors: 107

Divisors of 640460729288713216

Bases of 640460729288713216

  • Binary: 1000111000110101111110100011110101011101011101100100000000002
  • Hexadecimal: 0x8E35FA3D5D76400
  • Base-36: 4V68DP8CI4N4

Squares and roots of 640460729288713216

  • 640460729288713216 squared (6404607292887132162) is 410189945761030394665944249093062656
  • 640460729288713216 cubed (6404607292887132163) is 262710551809007244770441017965254507336799426703261696
  • 640460729288713216 is a perfect square number. Its square root is 800287904
  • The cube root of 640460729288713216 is 861980.6204017975

Scales and comparisons

How big is 640460729288713216?
  • 640,460,729,288,713,216 seconds is equal to 20,364,670,116 years, 14 weeks, 1 day, 1 hour, 40 minutes, 16 seconds.
  • To count from 1 to 640,460,729,288,713,216 would take you about sixty-one billion, ninety-four million, ten thousand, three 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 640460729288713216 cubic inches would be around 71831.7 feet tall.

Recreational maths with 640460729288713216

  • 640460729288713216 backwards is 612317882927064046
  • 640460729288713216 is a Harshad number.
  • The number of decimal digits it has is: 18
  • The sum of 640460729288713216's digits is 76
  • More coming soon!

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"Number 640460729288713216 - Facts about the integer". Numbermatics.com. 2024. Web. 9 June 2024.

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Numbermatics. (2024). Number 640460729288713216 - Facts about the integer. Retrieved 9 June 2024, from https://numbermatics.com/n/640460729288713216/

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The information we have on file for 640460729288713216 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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