1321920

1,321,920 is an even composite number composed of four prime numbers multiplied together.

What does the number 1321920 look like?

This visualization shows the relationship between its 4 prime factors (large circles) and 168 divisors.

1321920 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of one hundred sixty-eight divisors.

Prime factorization of 1321920:

26 × 35 × 5 × 17

(2 × 2 × 2 × 2 × 2 × 2 × 3 × 3 × 3 × 3 × 3 × 5 × 17)

See below for interesting mathematical facts about the number 1321920 from the Numbermatics database.


Names of 1321920

  • Cardinal: 1321920 can be written as One million, three hundred twenty-one thousand, nine hundred twenty.

Scientific notation

  • Scientific notation: 1.32192 × 106

Factors of 1321920

  • Number of distinct prime factors ω(n): 4
  • Total number of prime factors Ω(n): 13
  • Sum of prime factors: 27

Divisors of 1321920

Bases of 1321920

  • Binary: 1010000101011110000002
  • Hexadecimal: 0x142BC0
  • Base-36: SC00

Squares and roots of 1321920

  • 1321920 squared (13219202) is 1747472486400
  • 1321920 cubed (13219203) is 2310018829221888000
  • The square root of 1321920 is 1149.7477984323
  • The cube root of 1321920 is 109.7492912853

Scales and comparisons

How big is 1321920?
  • 1,321,920 seconds is equal to 2 weeks, 1 day, 7 hours, 12 minutes.
  • To count from 1 to 1,321,920 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 1321920 cubic inches would be around 9.1 feet tall.

Recreational maths with 1321920

  • 1321920 backwards is 0291231
  • 1321920 is a Harshad number.
  • The number of decimal digits it has is: 7
  • The sum of 1321920's digits is 18
  • More coming soon!

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The information we have on file for 1321920 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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