121928

121,928 is an even composite number composed of two prime numbers multiplied together.

What does the number 121928 look like?

This visualization shows the relationship between its 2 prime factors (large circles) and 8 divisors.

121928 is an even composite number. It is composed of two distinct prime numbers multiplied together. It has a total of eight divisors.

Prime factorization of 121928:

23 × 15241

(2 × 2 × 2 × 15241)

See below for interesting mathematical facts about the number 121928 from the Numbermatics database.


Names of 121928

  • Cardinal: 121928 can be written as One hundred twenty-one thousand, nine hundred twenty-eight.

Scientific notation

  • Scientific notation: 1.21928 × 105

Factors of 121928

  • Number of distinct prime factors ω(n): 2
  • Total number of prime factors Ω(n): 4
  • Sum of prime factors: 15243

Divisors of 121928

  • Number of divisors d(n): 8
  • Complete list of divisors:
  • Sum of all divisors σ(n): 228630
  • Sum of proper divisors (its aliquot sum) s(n): 106702
  • 121928 is a deficient number, because the sum of its proper divisors (106702) is less than itself. Its deficiency is 15226

Bases of 121928

  • Binary: 111011100010010002
  • Hexadecimal: 0x1DC48
  • Base-36: 2M2W

Squares and roots of 121928

  • 121928 squared (1219282) is 14866437184
  • 121928 cubed (1219283) is 1812634952970752
  • The square root of 121928 is 349.1819010201
  • The cube root of 121928 is 49.5869979795

Scales and comparisons

How big is 121928?
  • 121,928 seconds is equal to 1 day, 9 hours, 52 minutes, 8 seconds.
  • To count from 1 to 121,928 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 121928 cubic inches would be around 4.1 feet tall.

Recreational maths with 121928

  • 121928 backwards is 829121
  • The number of decimal digits it has is: 6
  • The sum of 121928's digits is 23
  • More coming soon!

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"Number 121928 - Facts about the integer". Numbermatics.com. 2021. Web. 4 December 2021.

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Numbermatics. (2021). Number 121928 - Facts about the integer. Retrieved 4 December 2021, from https://numbermatics.com/n/121928/

Chicago style:
Numbermatics. 2021. "Number 121928 - Facts about the integer". https://numbermatics.com/n/121928/

The information we have on file for 121928 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 121928, math, Factors of 121928, curriculum, school, college, exams, university, Prime factorization of 121928, STEM, science, technology, engineering, physics, economics, calculator, one hundred twenty-one thousand, nine hundred twenty-eight.

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