155428820398944400

155,428,820,398,944,400 is an even composite number composed of six prime numbers multiplied together.

What does the number 155428820398944400 look like?

This visualization shows the relationship between its 6 prime factors (large circles) and 3375 divisors.

155428820398944400 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of three thousand, three hundred seventy-five divisors.

Prime factorization of 155428820398944400:

24 × 52 × 72 × 114 × 172 × 374

(2 × 2 × 2 × 2 × 5 × 5 × 7 × 7 × 11 × 11 × 11 × 11 × 17 × 17 × 37 × 37 × 37 × 37)

See below for interesting mathematical facts about the number 155428820398944400 from the Numbermatics database.


Names of 155428820398944400

  • Cardinal: 155428820398944400 can be written as One hundred fifty-five quadrillion, four hundred twenty-eight trillion, eight hundred twenty billion, three hundred ninety-eight million, nine hundred forty-four thousand, four hundred.

Scientific notation

  • Scientific notation: 1.554288203989444 × 1017

Factors of 155428820398944400

  • Number of distinct prime factors ω(n): 6
  • Total number of prime factors Ω(n): 18
  • Sum of prime factors: 79

Divisors of 155428820398944400

Bases of 155428820398944400

  • Binary: 10001010000011000110110000010010111011110010110000100100002
  • Hexadecimal: 0x22831B04BBCB090
  • Base-36: 16IEX2D0B7V4

Squares and roots of 155428820398944400

  • 155428820398944400 squared (1554288203989444002) is 24158118210607314834372634291360000
  • 155428820398944400 cubed (1554288203989444003) is 3754867816532952402734842840407510958986040384000000
  • 155428820398944400 is a perfect square number. Its square root is 394244620
  • The cube root of 155428820398944400 is 537663.4531830617

Scales and comparisons

How big is 155428820398944400?
  • 155,428,820,398,944,400 seconds is equal to 4,942,155,715 years, 40 weeks, 3 days, 8 hours, 6 minutes, 40 seconds.
  • To count from 1 to 155,428,820,398,944,400 would take you about fourteen billion, eight hundred twenty-six million, four hundred sixty-seven thousand, one hundred forty-seven 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 155428820398944400 cubic inches would be around 44805.3 feet tall.

Recreational maths with 155428820398944400

  • 155428820398944400 backwards is 004449893028824551
  • The number of decimal digits it has is: 18
  • The sum of 155428820398944400's digits is 76
  • More coming soon!

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"Number 155428820398944400 - Facts about the integer". Numbermatics.com. 2024. Web. 7 June 2024.

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Numbermatics. (2024). Number 155428820398944400 - Facts about the integer. Retrieved 7 June 2024, from https://numbermatics.com/n/155428820398944400/

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Numbermatics. 2024. "Number 155428820398944400 - Facts about the integer". https://numbermatics.com/n/155428820398944400/

The information we have on file for 155428820398944400 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 155428820398944400, math, Factors of 155428820398944400, curriculum, school, college, exams, university, Prime factorization of 155428820398944400, STEM, science, technology, engineering, physics, economics, calculator, one hundred fifty-five quadrillion, four hundred twenty-eight trillion, eight hundred twenty billion, three hundred ninety-eight million, nine hundred forty-four thousand, four hundred.

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