1218172

1,218,172 is an even composite number composed of three prime numbers multiplied together.

What does the number 1218172 look like?

This visualization shows the relationship between its 3 prime factors (large circles) and 12 divisors.

1218172 is an even composite number. It is composed of three distinct prime numbers multiplied together. It has a total of twelve divisors.

Prime factorization of 1218172:

22 × 23 × 13241

(2 × 2 × 23 × 13241)

See below for interesting mathematical facts about the number 1218172 from the Numbermatics database.


Names of 1218172

  • Cardinal: 1218172 can be written as One million, two hundred eighteen thousand, one hundred seventy-two.

Scientific notation

  • Scientific notation: 1.218172 × 106

Factors of 1218172

  • Number of distinct prime factors ω(n): 3
  • Total number of prime factors Ω(n): 4
  • Sum of prime factors: 13266

Divisors of 1218172

  • Number of divisors d(n): 12
  • Complete list of divisors:
  • Sum of all divisors σ(n): 2224656
  • Sum of proper divisors (its aliquot sum) s(n): 1006484
  • 1218172 is a deficient number, because the sum of its proper divisors (1006484) is less than itself. Its deficiency is 211688

Bases of 1218172

  • Binary: 1001010010110011111002
  • Hexadecimal: 0x12967C
  • Base-36: Q3Y4

Squares and roots of 1218172

  • 1218172 squared (12181722) is 1483943021584
  • 1218172 cubed (12181723) is 1807697838489024448
  • The square root of 1218172 is 1103.7082947953
  • The cube root of 1218172 is 106.7995782409

Scales and comparisons

How big is 1218172?
  • 1,218,172 seconds is equal to 2 weeks, 2 hours, 22 minutes, 52 seconds.
  • To count from 1 to 1,218,172 would take you about three 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 1218172 cubic inches would be around 8.9 feet tall.

Recreational maths with 1218172

  • 1218172 backwards is 2718121
  • The number of decimal digits it has is: 7
  • The sum of 1218172's digits is 22
  • More coming soon!

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"Number 1218172 - Facts about the integer". Numbermatics.com. 2024. Web. 28 April 2024.

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Numbermatics. (2024). Number 1218172 - Facts about the integer. Retrieved 28 April 2024, from https://numbermatics.com/n/1218172/

Chicago style:
Numbermatics. 2024. "Number 1218172 - Facts about the integer". https://numbermatics.com/n/1218172/

The information we have on file for 1218172 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 1218172, math, Factors of 1218172, curriculum, school, college, exams, university, Prime factorization of 1218172, STEM, science, technology, engineering, physics, economics, calculator, one million, two hundred eighteen thousand, one hundred seventy-two.

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