7139964728
7,139,964,728 is an even composite number composed of four prime numbers multiplied together.
7139964728 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of seventy-two divisors.
Prime factorization of 7139964728:
23 × 132 × 732 × 991
(2 × 2 × 2 × 13 × 13 × 73 × 73 × 991)See below for interesting mathematical facts about the number 7139964728 from the Numbermatics database.
Names of 7139964728
- Cardinal: 7139964728 can be written as Seven billion, one hundred thirty-nine million, nine hundred sixty-four thousand, seven hundred twenty-eight.
Scientific notation
- Scientific notation: 7.139964728 × 109
Factors of 7139964728
Divisors of 7139964728
- Number of divisors d(n): 72
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Complete list of divisors:
1 2 4 8 13 26 52 73 104 146 169 292 338 584 676 949 991 1352 1898 1982 3796 3964 5329 7592 7928 10658 12337 12883 21316 24674 25766 42632 49348 51532 69277 72343 98696 103064 138554 144686 167479 277108 289372 334958 554216 578744 669916 900601 940459 1339832 1801202 1880918 3602404 3761836 5281039 7204808 7523672 10562078 12225967 21124156 24451934 42248312 48903868 68653507 97807736 137307014 274614028 549228056 892495591 1784991182 3569982364 7139964728
- Sum of all divisors σ(n): 14712585120
- Sum of proper divisors (its aliquot sum) s(n): 7572620392
- 7139964728 is an abundant number, because the sum of its proper divisors (7572620392) is greater than itself. Its abundance is 432655664
Bases of 7139964728
- Binary: 1101010011001001100110111001110002
- Hexadecimal: 0x1A9933738
- Base-36: 3A2Y81K
Squares and roots of 7139964728
- 7139964728 squared (71399647282) is 50979096317084113984
- 7139964728 cubed (71399647283) is 363988949569295277654891556352
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The
square root of 7139964728 is 84498.3119831397 -
The
cube root of 7139964728 is 1925.5967995419
Scales and comparisons
How big is 7139964728?- 7,139,964,728 seconds is equal to 227 years, 1 week, 3 days, 11 hours, 32 minutes, 8 seconds.
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To count from 1 to 7,139,964,728 would take you about four hundred fifty-four 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 7139964728 cubic inches would be around 160.5 feet tall.
Recreational maths with 7139964728
- 7139964728 backwards is 8274699317
- The number of decimal digits it has is: 10
- The sum of 7139964728's digits is 56
- More coming soon!
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The information we have on file for 7139964728 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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