642321392272
642,321,392,272 is an even composite number composed of five prime numbers multiplied together.
642321392272 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of eighty divisors.
Prime factorization of 642321392272:
24 × 7 × 31 × 1741 × 106261
(2 × 2 × 2 × 2 × 7 × 31 × 1741 × 106261)See below for interesting mathematical facts about the number 642321392272 from the Numbermatics database.
Names of 642321392272
- Cardinal: 642321392272 can be written as Six hundred forty-two billion, three hundred twenty-one million, three hundred ninety-two thousand, two hundred seventy-two.
Scientific notation
- Scientific notation: 6.42321392272 × 1011
Factors of 642321392272
Divisors of 642321392272
- Number of divisors d(n): 80
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Complete list of divisors:
1 2 4 7 8 14 16 28 31 56 62 112 124 217 248 434 496 868 1736 1741 3472 3482 6964 12187 13928 24374 27856 48748 53971 97496 106261 107942 194992 212522 215884 377797 425044 431768 743827 755594 850088 863536 1487654 1511188 1700176 2975308 3022376 3294091 5950616 6044752 6588182 11901232 13176364 23058637 26352728 46117274 52705456 92234548 184469096 185000401 368938192 370000802 740001604 1295002807 1480003208 2590005614 2960006416 5180011228 5735012431 10360022456 11470024862 20720044912 22940049724 40145087017 45880099448 80290174034 91760198896 160580348068 321160696136 642321392272
- Sum of all divisors σ(n): 1469020294144
- Sum of proper divisors (its aliquot sum) s(n): 826698901872
- 642321392272 is an abundant number, because the sum of its proper divisors (826698901872) is greater than itself. Its abundance is 184377509600
Bases of 642321392272
- Binary: 10010101100011010101011010100010100100002
- Hexadecimal: 0x958D56A290
- Base-36: 872TKM8G
Squares and roots of 642321392272
- 642321392272 squared (6423213922722) is 412576770970240501321984
- 642321392272 cubed (6423213922723) is 265006885948690951087820019441307648
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The
square root of 642321392272 is 801449.5569104771 -
The
cube root of 642321392272 is 8628.1455379315
Scales and comparisons
How big is 642321392272?- 642,321,392,272 seconds is equal to 20,423 years, 43 weeks, 2 days, 8 hours, 57 minutes, 52 seconds.
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To count from 1 to 642,321,392,272 would take you about forty thousand, eight 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 642321392272 cubic inches would be around 719 feet tall.
Recreational maths with 642321392272
- 642321392272 backwards is 272293123246
- The number of decimal digits it has is: 12
- The sum of 642321392272's digits is 43
- More coming soon!
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