121311749

121,311,749 is an odd composite number composed of two prime numbers multiplied together.

What does the number 121311749 look like?

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

121311749 is an odd composite number. It is composed of two distinct prime numbers multiplied together. It has a total of eight divisors.

Prime factorization of 121311749:

133 × 55217

(13 × 13 × 13 × 55217)

See below for interesting mathematical facts about the number 121311749 from the Numbermatics database.


Names of 121311749

  • Cardinal: 121311749 can be written as One hundred twenty-one million, three hundred eleven thousand, seven hundred forty-nine.

Scientific notation

  • Scientific notation: 1.21311749 × 108

Factors of 121311749

  • Number of distinct prime factors ω(n): 2
  • Total number of prime factors Ω(n): 4
  • Sum of prime factors: 55230

Divisors of 121311749

  • Number of divisors d(n): 8
  • Complete list of divisors:
  • Sum of all divisors σ(n): 131418840
  • Sum of proper divisors (its aliquot sum) s(n): 10107091
  • 121311749 is a deficient number, because the sum of its proper divisors (10107091) is less than itself. Its deficiency is 111204658

Bases of 121311749

  • Binary: 1110011101100010010000001012
  • Hexadecimal: 0x73B1205
  • Base-36: 2084QT

Squares and roots of 121311749

Scales and comparisons

How big is 121311749?
  • 121,311,749 seconds is equal to 3 years, 44 weeks, 4 days, 1 hour, 42 minutes, 29 seconds.
  • To count from 1 to 121,311,749 would take you about five 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 121311749 cubic inches would be around 41.3 feet tall.

Recreational maths with 121311749

  • 121311749 backwards is 947113121
  • The number of decimal digits it has is: 9
  • The sum of 121311749's digits is 29
  • More coming soon!

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"Number 121311749 - Facts about the integer". Numbermatics.com. 2024. Web. 29 March 2024.

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Numbermatics. (2024). Number 121311749 - Facts about the integer. Retrieved 29 March 2024, from https://numbermatics.com/n/121311749/

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Numbermatics. 2024. "Number 121311749 - Facts about the integer". https://numbermatics.com/n/121311749/

The information we have on file for 121311749 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 121311749, math, Factors of 121311749, curriculum, school, college, exams, university, Prime factorization of 121311749, STEM, science, technology, engineering, physics, economics, calculator, one hundred twenty-one million, three hundred eleven thousand, seven hundred forty-nine.

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