231689472
231,689,472 is an even composite number composed of five prime numbers multiplied together.
231689472 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of one hundred forty-four divisors.
Prime factorization of 231689472:
28 × 3 × 7 × 71 × 607
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 7 × 71 × 607)See below for interesting mathematical facts about the number 231689472 from the Numbermatics database.
Names of 231689472
- Cardinal: 231689472 can be written as Two hundred thirty-one million, six hundred eighty-nine thousand, four hundred seventy-two.
Scientific notation
- Scientific notation: 2.31689472 × 108
Factors of 231689472
Divisors of 231689472
- Number of divisors d(n): 144
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Complete list of divisors:
1 2 3 4 6 7 8 12 14 16 21 24 28 32 42 48 56 64 71 84 96 112 128 142 168 192 213 224 256 284 336 384 426 448 497 568 607 672 768 852 896 994 1136 1214 1344 1491 1704 1792 1821 1988 2272 2428 2688 2982 3408 3642 3976 4249 4544 4856 5376 5964 6816 7284 7952 8498 9088 9712 11928 12747 13632 14568 15904 16996 18176 19424 23856 25494 27264 29136 31808 33992 38848 43097 47712 50988 54528 58272 63616 67984 77696 86194 95424 101976 116544 127232 129291 135968 155392 172388 190848 203952 233088 258582 271936 301679 344776 381696 407904 466176 517164 543872 603358 689552 815808 905037 1034328 1087744 1206716 1379104 1631616 1810074 2068656 2413432 2758208 3263232 3620148 4137312 4826864 5516416 7240296 8274624 9653728 11032832 14480592 16549248 19307456 28961184 33098496 38614912 57922368 77229824 115844736 231689472
- Sum of all divisors σ(n): 715825152
- Sum of proper divisors (its aliquot sum) s(n): 484135680
- 231689472 is an abundant number, because the sum of its proper divisors (484135680) is greater than itself. Its abundance is 252446208
Bases of 231689472
- Binary: 11011100111101001101000000002
- Hexadecimal: 0xDCF4D00
- Base-36: 3TXWQO
Squares and roots of 231689472
- 231689472 squared (2316894722) is 53680011435638784
- 231689472 cubed (2316894723) is 12437093506477111847682048
-
The
square root of 231689472 is 15221.3492174643 -
The
cube root of 231689472 is 614.1890931915
Scales and comparisons
How big is 231689472?- 231,689,472 seconds is equal to 7 years, 19 weeks, 14 hours, 11 minutes, 12 seconds.
-
To count from 1 to 231,689,472 would take you about eleven 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 231689472 cubic inches would be around 51.2 feet tall.
Recreational maths with 231689472
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