21143319472
21,143,319,472 is an even composite number composed of six prime numbers multiplied together.
21143319472 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of two hundred forty divisors.
Prime factorization of 21143319472:
24 × 11 × 192 × 43 × 71 × 109
(2 × 2 × 2 × 2 × 11 × 19 × 19 × 43 × 71 × 109)See below for interesting mathematical facts about the number 21143319472 from the Numbermatics database.
Names of 21143319472
- Cardinal: 21143319472 can be written as Twenty-one billion, one hundred forty-three million, three hundred nineteen thousand, four hundred seventy-two.
Scientific notation
- Scientific notation: 2.1143319472 × 1010
Factors of 21143319472
Divisors of 21143319472
- Number of divisors d(n): 240
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Complete list of divisors:
1 2 4 8 11 16 19 22 38 43 44 71 76 86 88 109 142 152 172 176 209 218 284 304 344 361 418 436 473 568 688 722 781 817 836 872 946 1136 1199 1349 1444 1562 1634 1672 1744 1892 2071 2398 2698 2888 3053 3124 3268 3344 3784 3971 4142 4687 4796 5396 5776 6106 6248 6536 7568 7739 7942 8284 8987 9374 9592 10792 12212 12496 13072 14839 15478 15523 15884 16568 17974 18748 19184 21584 22781 24424 25631 29678 30956 31046 31768 33136 33583 35948 37496 39349 45562 48848 51262 51557 58007 59356 61912 62092 63536 67166 71896 74992 78698 85129 89053 91124 102524 103114 116014 118712 123824 124184 134332 143792 147041 157396 170258 170753 178106 182248 205048 206228 232028 237424 248368 268664 281941 294082 314792 332777 340516 341506 356212 364496 410096 412456 432839 464056 537328 563882 588164 629584 638077 665554 681032 683012 712424 824912 865678 928112 979583 1102133 1127764 1176328 1276154 1331108 1362064 1366024 1424848 1617451 1692007 1731356 1959166 2204266 2255528 2352656 2552308 2662216 2732048 2793779 3234902 3384014 3462712 3660547 3918332 4408532 4511056 5104616 5324432 5587558 6322763 6469804 6768028 6925424 7321094 7836664 8817064 10209232 11175116 12123463 12645526 12939608 13536056 14642188 15673328 17634128 18612077 22350232 24246926 25291052 25879216 27072112 29284376 30731569 37224154 44700464 48493852 50582104 58568752 61463138 69550393 74448308 96987704 101164208 120132497 122926276 139100786 148896616 193975408 240264994 245852552 278201572 297793232 480529988 491705104 556403144 961059976 1112806288 1321457467 1922119952 2642914934 5285829868 10571659736 21143319472
- Sum of all divisors σ(n): 49390767360
- Sum of proper divisors (its aliquot sum) s(n): 28247447888
- 21143319472 is an abundant number, because the sum of its proper divisors (28247447888) is greater than itself. Its abundance is 7104128416
Bases of 21143319472
- Binary: 100111011000011110101110011101100002
- Hexadecimal: 0x4EC3D73B0
- Base-36: 9PO6PPS
Squares and roots of 21143319472
- 21143319472 squared (211433194722) is 447039958295054358784
- 21143319472 cubed (211433194723) is 9451908654981890745376221442048
-
The
square root of 21143319472 is 145407.4257801161 -
The
cube root of 21143319472 is 2765.1862626327
Scales and comparisons
How big is 21143319472?- 21,143,319,472 seconds is equal to 672 years, 15 weeks, 1 day, 8 hours, 17 minutes, 52 seconds.
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To count from 1 to 21,143,319,472 would take you about one thousand, three hundred forty-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 21143319472 cubic inches would be around 230.4 feet tall.
Recreational maths with 21143319472
- 21143319472 backwards is 27491334112
- The number of decimal digits it has is: 11
- The sum of 21143319472's digits is 37
- More coming soon!
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