21727387136
21,727,387,136 is an even composite number composed of five prime numbers multiplied together.
21727387136 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of three hundred twenty divisors.
Prime factorization of 21727387136:
29 × 73 × 13 × 31 × 307
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 7 × 7 × 7 × 13 × 31 × 307)See below for interesting mathematical facts about the number 21727387136 from the Numbermatics database.
Names of 21727387136
- Cardinal: 21727387136 can be written as Twenty-one billion, seven hundred twenty-seven million, three hundred eighty-seven thousand, one hundred thirty-six.
Scientific notation
- Scientific notation: 2.1727387136 × 1010
Factors of 21727387136
Divisors of 21727387136
- Number of divisors d(n): 320
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Complete list of divisors:
1 2 4 7 8 13 14 16 26 28 31 32 49 52 56 62 64 91 98 104 112 124 128 182 196 208 217 224 248 256 307 343 364 392 403 416 434 448 496 512 614 637 686 728 784 806 832 868 896 992 1228 1274 1372 1456 1519 1568 1612 1664 1736 1792 1984 2149 2456 2548 2744 2821 2912 3038 3136 3224 3328 3472 3584 3968 3991 4298 4459 4912 5096 5488 5642 5824 6076 6272 6448 6656 6944 7936 7982 8596 8918 9517 9824 10192 10633 10976 11284 11648 12152 12544 12896 13888 15043 15872 15964 17192 17836 19034 19648 19747 20384 21266 21952 22568 23296 24304 25088 25792 27776 27937 30086 31928 34384 35672 38068 39296 39494 40768 42532 43904 45136 46592 48608 51584 55552 55874 60172 63856 66619 68768 71344 76136 78592 78988 81536 85064 87808 90272 97216 103168 105301 111104 111748 120344 123721 127712 133238 137536 138229 142688 152272 157184 157976 163072 170128 175616 180544 194432 195559 206336 210602 223496 240688 247442 255424 266476 275072 276458 285376 304544 315952 326144 340256 361088 388864 391118 421204 446992 466333 481376 494884 510848 532952 550144 552916 570752 609088 631904 680512 722176 777728 782236 842408 866047 893984 932666 962752 989768 1021696 1065904 1100288 1105832 1141504 1218176 1263808 1361024 1368913 1444352 1564472 1684816 1732094 1787968 1865332 1925504 1979536 2043392 2131808 2211664 2283008 2436352 2527616 2722048 2737826 3128944 3264331 3369632 3464188 3575936 3730664 3851008 3959072 4263616 4423328 4872704 5055232 5444096 5475652 6062329 6257888 6528662 6739264 6928376 7151872 7461328 7702016 7918144 8527232 8846656 10110464 10951304 12124658 12515776 13057324 13478528 13856752 14303744 14922656 15836288 17054464 17693312 21902608 24249316 25031552 26114648 26957056 27713504 29845312 31672576 34108928 35386624 42436303 43805216 48498632 50063104 52229296 53914112 55427008 59690624 63345152 70773248 84872606 87610432 96997264 100126208 104458592 110854016 119381248 169745212 175220864 193994528 208917184 221708032 238762496 339490424 350441728 387989056 417834368 443416064 678980848 700883456 775978112 835668736 1357961696 1551956224 1671337472 2715923392 3103912448 5431846784 10863693568 21727387136
- Sum of all divisors σ(n): 56463052800
- Sum of proper divisors (its aliquot sum) s(n): 34735665664
- 21727387136 is an abundant number, because the sum of its proper divisors (34735665664) is greater than itself. Its abundance is 13008278528
Bases of 21727387136
- Binary: 101000011110000110110011110000000002
- Hexadecimal: 0x50F0D9E00
- Base-36: 9ZBXB7K
Squares and roots of 21727387136
- 21727387136 squared (217273871362) is 472079351757618282496
- 21727387136 cubed (217273871363) is 10257050834549694461102004371456
-
The
square root of 21727387136 is 147402.1273116503 -
The
cube root of 21727387136 is 2790.4173754985
Scales and comparisons
How big is 21727387136?- 21,727,387,136 seconds is equal to 690 years, 44 weeks, 6 days, 9 hours, 18 minutes, 56 seconds.
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To count from 1 to 21,727,387,136 would take you about one thousand, three hundred eighty-one 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 21727387136 cubic inches would be around 232.5 feet tall.
Recreational maths with 21727387136
- 21727387136 backwards is 63178372712
- The number of decimal digits it has is: 11
- The sum of 21727387136's digits is 47
- More coming soon!
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