40387

40,387 is a prime number. Like all primes greater than two, it is odd and has no factors apart from itself and one.

What does the number 40387 look like?

As a prime, it is not composed of any other numbers and has no internal structure.

40387 is a prime number. Like all primes (except two), it is an odd number.

Prime factorization of 40387:

40387

See below for interesting mathematical facts about the number 40387 from the Numbermatics database.


Names of 40387

  • Cardinal: 40387 can be written as Forty thousand, three hundred eighty-seven.

Scientific notation

  • Scientific notation: 4.0387 × 104

Factors of 40387

  • Number of distinct prime factors ω(n): 1
  • Total number of prime factors Ω(n): 1
  • Sum of prime factors: 40387

Divisors of 40387

  • Number of divisors d(n): 2
  • Complete list of divisors:
  • Sum of all divisors σ(n): 40388
  • Sum of proper divisors (its aliquot sum) s(n): 1
  • 40387 is a deficient number, because the sum of its proper divisors (1) is less than itself. Its deficiency is 40386

Bases of 40387

  • Binary: 10011101110000112
  • Hexadecimal: 0x9DC3
  • Base-36: V5V

Squares and roots of 40387

  • 40387 squared (403872) is 1631109769
  • 40387 cubed (403873) is 65875630240603
  • The square root of 40387 is 200.9651711119
  • The cube root of 40387 is 34.3094585853

Scales and comparisons

How big is 40387?
  • 40,387 seconds is equal to 11 hours, 13 minutes, 7 seconds.
  • To count from 1 to 40,387 would take you about eleven 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 40387 cubic inches would be around 2.9 feet tall.

Recreational maths with 40387

  • 40387 backwards is 78304
  • The number of decimal digits it has is: 5
  • The sum of 40387's digits is 22
  • More coming soon!

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"Number 40387 - Facts about the integer". Numbermatics.com. 2024. Web. 29 March 2024.

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Numbermatics. (2024). Number 40387 - Facts about the integer. Retrieved 29 March 2024, from https://numbermatics.com/n/40387/

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Numbermatics. 2024. "Number 40387 - Facts about the integer". https://numbermatics.com/n/40387/

The information we have on file for 40387 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 40387, math, Factors of 40387, curriculum, school, college, exams, university, Prime factorization of 40387, STEM, science, technology, engineering, physics, economics, calculator, forty thousand, three hundred eighty-seven.

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