40123691

40,123,691 is an odd composite number composed of two prime numbers multiplied together.

What does the number 40123691 look like?

This visualization shows the relationship between its 2 prime factors (large circles) and 4 divisors.

40123691 is an odd composite number. It is composed of two distinct prime numbers multiplied together. It has a total of four divisors.

Prime factorization of 40123691:

2837 × 14143

See below for interesting mathematical facts about the number 40123691 from the Numbermatics database.


Names of 40123691

  • Cardinal: 40123691 can be written as Forty million, one hundred twenty-three thousand, six hundred ninety-one.

Scientific notation

  • Scientific notation: 4.0123691 × 107

Factors of 40123691

  • Number of distinct prime factors ω(n): 2
  • Total number of prime factors Ω(n): 2
  • Sum of prime factors: 16980

Divisors of 40123691

  • Number of divisors d(n): 4
  • Complete list of divisors:
  • Sum of all divisors σ(n): 40140672
  • Sum of proper divisors (its aliquot sum) s(n): 16981
  • 40123691 is a deficient number, because the sum of its proper divisors (16981) is less than itself. Its deficiency is 40106710

Bases of 40123691

  • Binary: 100110010000111101001010112
  • Hexadecimal: 0x2643D2B
  • Base-36: NVZMZ

Squares and roots of 40123691

  • 40123691 squared (401236912) is 1609910579463481
  • 40123691 cubed (401236913) is 64595554628023657428371
  • The square root of 40123691 is 6334.3264045989
  • The cube root of 40123691 is 342.3473409925

Scales and comparisons

How big is 40123691?
  • 40,123,691 seconds is equal to 1 year, 14 weeks, 2 days, 9 hours, 28 minutes, 11 seconds.
  • To count from 1 to 40,123,691 would take you about forty-seven weeks!

    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 40123691 cubic inches would be around 28.5 feet tall.

Recreational maths with 40123691

  • 40123691 backwards is 19632104
  • The number of decimal digits it has is: 8
  • The sum of 40123691's digits is 26
  • More coming soon!

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MLA style:
"Number 40123691 - Facts about the integer". Numbermatics.com. 2024. Web. 24 April 2024.

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Numbermatics. (2024). Number 40123691 - Facts about the integer. Retrieved 24 April 2024, from https://numbermatics.com/n/40123691/

Chicago style:
Numbermatics. 2024. "Number 40123691 - Facts about the integer". https://numbermatics.com/n/40123691/

The information we have on file for 40123691 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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