640371

640,371 is an odd composite number composed of three prime numbers multiplied together.

What does the number 640371 look like?

This visualization shows the relationship between its 3 prime factors (large circles) and 8 divisors.

640371 is an odd composite number. It is composed of three distinct prime numbers multiplied together. It has a total of eight divisors.

Prime factorization of 640371:

3 × 113 × 1889

See below for interesting mathematical facts about the number 640371 from the Numbermatics database.


Names of 640371

  • Cardinal: 640371 can be written as Six hundred forty thousand, three hundred seventy-one.

Scientific notation

  • Scientific notation: 6.40371 × 105

Factors of 640371

  • Number of distinct prime factors ω(n): 3
  • Total number of prime factors Ω(n): 3
  • Sum of prime factors: 2005

Divisors of 640371

  • Number of divisors d(n): 8
  • Complete list of divisors:
  • Sum of all divisors σ(n): 861840
  • Sum of proper divisors (its aliquot sum) s(n): 221469
  • 640371 is a deficient number, because the sum of its proper divisors (221469) is less than itself. Its deficiency is 418902

Bases of 640371

  • Binary: 100111000101011100112
  • Hexadecimal: 0x9C573
  • Base-36: DQ43

Squares and roots of 640371

  • 640371 squared (6403712) is 410075017641
  • 640371 cubed (6403713) is 262600149121784811
  • The square root of 640371 is 800.2318414059
  • The cube root of 640371 is 86.1940363695

Scales and comparisons

How big is 640371?
  • 640,371 seconds is equal to 1 week, 9 hours, 52 minutes, 51 seconds.
  • To count from 1 to 640,371 would take you about nine hours!

    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 640371 cubic inches would be around 7.2 feet tall.

Recreational maths with 640371

  • 640371 backwards is 173046
  • The number of decimal digits it has is: 6
  • The sum of 640371's digits is 21
  • More coming soon!

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"Number 640371 - Facts about the integer". Numbermatics.com. 2024. Web. 5 May 2024.

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Numbermatics. (2024). Number 640371 - Facts about the integer. Retrieved 5 May 2024, from https://numbermatics.com/n/640371/

Chicago style:
Numbermatics. 2024. "Number 640371 - Facts about the integer". https://numbermatics.com/n/640371/

The information we have on file for 640371 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 640371, math, Factors of 640371, curriculum, school, college, exams, university, Prime factorization of 640371, STEM, science, technology, engineering, physics, economics, calculator, six hundred forty thousand, three hundred seventy-one.

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