640983440228742720

640,983,440,228,742,720 is an even composite number composed of eight prime numbers multiplied together.

What does the number 640983440228742720 look like?

This visualization shows the relationship between its 8 prime factors (large circles) and 11340 divisors.

640983440228742720 is an even composite number. It is composed of eight distinct prime numbers multiplied together. It has a total of eleven thousand, three hundred forty divisors.

Prime factorization of 640983440228742720:

26 × 34 × 5 × 192 × 232 × 312 × 472 × 61

(2 × 2 × 2 × 2 × 2 × 2 × 3 × 3 × 3 × 3 × 5 × 19 × 19 × 23 × 23 × 31 × 31 × 47 × 47 × 61)

See below for interesting mathematical facts about the number 640983440228742720 from the Numbermatics database.


Names of 640983440228742720

  • Cardinal: 640983440228742720 can be written as Six hundred forty quadrillion, nine hundred eighty-three trillion, four hundred forty billion, two hundred twenty-eight million, seven hundred forty-two thousand, seven hundred twenty.

Scientific notation

  • Scientific notation: 6.4098344022874272 × 1017

Factors of 640983440228742720

  • Number of distinct prime factors ω(n): 8
  • Total number of prime factors Ω(n): 20
  • Sum of prime factors: 191

Divisors of 640983440228742720

Bases of 640983440228742720

  • Binary: 1000111001010011101100001010111101011011110111110110010000002
  • Hexadecimal: 0x8E53B0AF5BDF640
  • Base-36: 4VBDNZBM7800

Squares and roots of 640983440228742720

  • 640983440228742720 squared (6409834402287427202) is 410859770647474191133436831952998400
  • 640983440228742720 cubed (6409834402287427203) is 263354309241210215820407247177597056635607766171648000
  • The square root of 640983440228742720 is 800614414.2024565873
  • The cube root of 640983440228742720 is 862215.0579761401

Scales and comparisons

How big is 640983440228742720?
  • 640,983,440,228,742,720 seconds is equal to 20,381,290,707 years, 16 weeks, 2 days, 7 hours, 12 minutes.
  • To count from 1 to 640,983,440,228,742,720 would take you about sixty-one billion, one hundred forty-three million, eight hundred seventy-two thousand, one hundred twenty-one 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 640983440228742720 cubic inches would be around 71851.3 feet tall.

Recreational maths with 640983440228742720

  • 640983440228742720 backwards is 027247822044389046
  • 640983440228742720 is a Harshad number.
  • The number of decimal digits it has is: 18
  • The sum of 640983440228742720's digits is 72
  • More coming soon!

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"Number 640983440228742720 - Facts about the integer". Numbermatics.com. 2024. Web. 9 May 2024.

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Numbermatics. (2024). Number 640983440228742720 - Facts about the integer. Retrieved 9 May 2024, from https://numbermatics.com/n/640983440228742720/

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Numbermatics. 2024. "Number 640983440228742720 - Facts about the integer". https://numbermatics.com/n/640983440228742720/

The information we have on file for 640983440228742720 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!

Keywords: Divisors of 640983440228742720, math, Factors of 640983440228742720, curriculum, school, college, exams, university, Prime factorization of 640983440228742720, STEM, science, technology, engineering, physics, economics, calculator, six hundred forty quadrillion, nine hundred eighty-three trillion, four hundred forty billion, two hundred twenty-eight million, seven hundred forty-two thousand, seven hundred twenty.

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