1221438818199600

1,221,438,818,199,600 is an even composite number composed of seven prime numbers multiplied together.

What does the number 1221438818199600 look like?

This visualization shows the relationship between its 7 prime factors (large circles) and 6480 divisors.

1221438818199600 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of six thousand, four hundred eighty divisors.

Prime factorization of 1221438818199600:

24 × 32 × 52 × 73 × 112 × 133 × 612

(2 × 2 × 2 × 2 × 3 × 3 × 5 × 5 × 7 × 7 × 7 × 11 × 11 × 13 × 13 × 13 × 61 × 61)

See below for interesting mathematical facts about the number 1221438818199600 from the Numbermatics database.


Names of 1221438818199600

  • Cardinal: 1221438818199600 can be written as One quadrillion, two hundred twenty-one trillion, four hundred thirty-eight billion, eight hundred eighteen million, one hundred ninety-nine thousand, six hundred.

Scientific notation

  • Scientific notation: 1.2214388181996 × 1015

Factors of 1221438818199600

  • Number of distinct prime factors ω(n): 7
  • Total number of prime factors Ω(n): 18
  • Sum of prime factors: 102

Divisors of 1221438818199600

Bases of 1221438818199600

  • Binary: 1000101011011100100011000101101111110101000001100002
  • Hexadecimal: 0x456E462DFA830
  • Base-36: C0YP8VQNG0

Squares and roots of 1221438818199600

  • 1221438818199600 squared (12214388181996002) is 1491912786604835500185440160000
  • 1221438818199600 cubed (12214388181996003) is 1822280190927482298637267975677144735936000000
  • The square root of 1221438818199600 is 34949088.9466320709
  • The cube root of 1221438818199600 is 106894.9625238521

Scales and comparisons

How big is 1221438818199600?
  • 1,221,438,818,199,600 seconds is equal to 38,837,976 years, 13 weeks, 3 days, 19 hours.
  • To count from 1 to 1,221,438,818,199,600 would take you about one hundred sixteen million, five hundred thirteen thousand, nine hundred twenty-eight 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 1221438818199600 cubic inches would be around 8907.9 feet tall.

Recreational maths with 1221438818199600

  • 1221438818199600 backwards is 0069918188341221
  • 1221438818199600 is a Harshad number.
  • The number of decimal digits it has is: 16
  • The sum of 1221438818199600's digits is 63
  • More coming soon!

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"Number 1221438818199600 - Facts about the integer". Numbermatics.com. 2024. Web. 22 May 2024.

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Numbermatics. (2024). Number 1221438818199600 - Facts about the integer. Retrieved 22 May 2024, from https://numbermatics.com/n/1221438818199600/

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Numbermatics. 2024. "Number 1221438818199600 - Facts about the integer". https://numbermatics.com/n/1221438818199600/

The information we have on file for 1221438818199600 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 1221438818199600, math, Factors of 1221438818199600, curriculum, school, college, exams, university, Prime factorization of 1221438818199600, STEM, science, technology, engineering, physics, economics, calculator, one quadrillion, two hundred twenty-one trillion, four hundred thirty-eight billion, eight hundred eighteen million, one hundred ninety-nine thousand, six hundred.

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