31393642368
31,393,642,368 is an even composite number composed of six prime numbers multiplied together.
31393642368 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of two hundred fifty-six divisors.
Prime factorization of 31393642368:
27 × 3 × 11 × 29 × 227 × 1129
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 11 × 29 × 227 × 1129)See below for interesting mathematical facts about the number 31393642368 from the Numbermatics database.
Names of 31393642368
- Cardinal: 31393642368 can be written as Thirty-one billion, three hundred ninety-three million, six hundred forty-two thousand, three hundred sixty-eight.
Scientific notation
- Scientific notation: 3.1393642368 × 1010
Factors of 31393642368
Divisors of 31393642368
- Number of divisors d(n): 256
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Complete list of divisors:
1 2 3 4 6 8 11 12 16 22 24 29 32 33 44 48 58 64 66 87 88 96 116 128 132 174 176 192 227 232 264 319 348 352 384 454 464 528 638 681 696 704 908 928 957 1056 1129 1276 1362 1392 1408 1816 1856 1914 2112 2258 2497 2552 2724 2784 3387 3632 3712 3828 4224 4516 4994 5104 5448 5568 6583 6774 7264 7491 7656 9032 9988 10208 10896 11136 12419 13166 13548 14528 14982 15312 18064 19749 19976 20416 21792 24838 26332 27096 29056 29964 30624 32741 36128 37257 39498 39952 40832 43584 49676 52664 54192 59928 61248 65482 72256 72413 74514 78996 79904 87168 98223 99352 105328 108384 119856 122496 130964 144512 144826 149028 157992 159808 196446 198704 210656 216768 217239 239712 256283 261928 289652 298056 315984 319616 360151 392892 397408 421312 433536 434478 479424 512566 523856 579304 596112 631968 720302 768849 785784 794816 842624 868956 958848 1025132 1047712 1080453 1158608 1192224 1263936 1440604 1537698 1571568 1589632 1737912 2050264 2095424 2160906 2317216 2384448 2527872 2819113 2881208 3075396 3143136 3475824 4100528 4190848 4321812 4634432 4768896 5638226 5762416 6150792 6286272 6951648 7432207 8201056 8457339 8643624 9268864 11276452 11524832 12301584 12572544 13903296 14864414 16402112 16914678 17287248 22296621 22552904 23049664 24603168 27806592 29728828 32804224 33829356 34574496 44593242 45105808 46099328 49206336 59457656 67658712 69148992 81754277 89186484 90211616 98412672 118915312 135317424 138297984 163508554 178372968 180423232 237830624 245262831 270634848 327017108 356745936 360846464 475661248 490525662 541269696 654034216 713491872 951322496 981051324 1082539392 1308068432 1426983744 1962102648 2616136864 2853967488 3924205296 5232273728 7848410592 10464547456 15696821184 31393642368
- Sum of all divisors σ(n): 94605408000
- Sum of proper divisors (its aliquot sum) s(n): 63211765632
- 31393642368 is an abundant number, because the sum of its proper divisors (63211765632) is greater than itself. Its abundance is 31818123264
Bases of 31393642368
- Binary: 111010011110011010011110111100000002
- Hexadecimal: 0x74F34F780
- Base-36: EF6YPHC
Squares and roots of 31393642368
- 31393642368 squared (313936423682) is 985560781129884647424
- 31393642368 cubed (313936423683) is 30940342694718321578322828460032
-
The
square root of 31393642368 is 177182.5114620515 -
The
cube root of 31393642368 is 3154.6213302615
Scales and comparisons
How big is 31393642368?- 31,393,642,368 seconds is equal to 998 years, 11 weeks, 3 days, 8 hours, 12 minutes, 48 seconds.
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To count from 1 to 31,393,642,368 would take you about one thousand, nine hundred ninety-six 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 31393642368 cubic inches would be around 262.9 feet tall.
Recreational maths with 31393642368
- 31393642368 backwards is 86324639313
- 31393642368 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 31393642368's digits is 48
- More coming soon!
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