21671491072
21,671,491,072 is an even composite number composed of four prime numbers multiplied together.
21671491072 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of three hundred divisors.
Prime factorization of 21671491072:
29 × 72 × 114 × 59
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 7 × 7 × 11 × 11 × 11 × 11 × 59)See below for interesting mathematical facts about the number 21671491072 from the Numbermatics database.
Names of 21671491072
- Cardinal: 21671491072 can be written as Twenty-one billion, six hundred seventy-one million, four hundred ninety-one thousand and seventy-two.
Scientific notation
- Scientific notation: 2.1671491072 × 1010
Factors of 21671491072
Divisors of 21671491072
- Number of divisors d(n): 300
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Complete list of divisors:
1 2 4 7 8 11 14 16 22 28 32 44 49 56 59 64 77 88 98 112 118 121 128 154 176 196 224 236 242 256 308 352 392 413 448 472 484 512 539 616 649 704 784 826 847 896 944 968 1078 1232 1298 1331 1408 1568 1652 1694 1792 1888 1936 2156 2464 2596 2662 2816 2891 3136 3304 3388 3584 3776 3872 4312 4543 4928 5192 5324 5632 5782 5929 6272 6608 6776 7139 7552 7744 8624 9086 9317 9856 10384 10648 11564 11858 12544 13216 13552 14278 14641 15104 15488 17248 18172 18634 19712 20768 21296 23128 23716 25088 26432 27104 28556 29282 30208 30976 31801 34496 36344 37268 39424 41536 42592 46256 47432 49973 52864 54208 57112 58564 61952 63602 65219 68992 72688 74536 78529 83072 85184 92512 94864 99946 102487 105728 108416 114224 117128 127204 130438 137984 145376 149072 157058 166144 170368 185024 189728 199892 204974 211456 216832 228448 234256 254408 260876 275968 290752 298144 314116 332288 340736 349811 370048 379456 399784 409948 433664 456896 468512 508816 521752 549703 581504 596288 628232 681472 699622 717409 740096 758912 799568 819896 863819 913792 937024 1017632 1043504 1099406 1163008 1192576 1256464 1399244 1434818 1480192 1517824 1599136 1639792 1727638 1827584 1874048 2035264 2087008 2198812 2326016 2385152 2512928 2798488 2869636 3035648 3198272 3279584 3455276 3655168 3748096 3847921 4070528 4174016 4397624 4770304 5025856 5596976 5739272 6046733 6396544 6559168 6910552 7496192 7695842 8141056 8348032 8795248 10051712 11193952 11478544 12093466 12793088 13118336 13821104 15391684 16282112 16696064 17590496 20103424 22387904 22957088 24186932 25586176 26236672 27642208 30783368 33392128 35180992 40206848 42327131 44775808 45914176 48373864 52473344 55284416 61566736 70361984 84654262 89551616 91828352 96747728 110568832 123133472 140723968 169308524 179103232 183656704 193495456 221137664 246266944 281447936 338617048 367313408 386990912 442275328 492533888 677234096 773981824 985067776 1354468192 1547963648 1970135552 2708936384 3095927296 5417872768 10835745536 21671491072
- Sum of all divisors σ(n): 56345919300
- Sum of proper divisors (its aliquot sum) s(n): 34674428228
- 21671491072 is an abundant number, because the sum of its proper divisors (34674428228) is greater than itself. Its abundance is 13002937156
Bases of 21671491072
- Binary: 101000010111011100010110110000000002
- Hexadecimal: 0x50BB8B600
- Base-36: 9YEN9J4
Squares and roots of 21671491072
- 21671491072 squared (216714910722) is 469653525283775709184
- 21671491072 cubed (216714910723) is 10178092180120671548031524405248
-
The
square root of 21671491072 is 147212.4012167451 -
The
cube root of 21671491072 is 2788.0224366209
Scales and comparisons
How big is 21671491072?- 21,671,491,072 seconds is equal to 689 years, 4 weeks, 3 days, 10 hours, 37 minutes, 52 seconds.
-
To count from 1 to 21,671,491,072 would take you about one thousand, three hundred seventy-eight 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 21671491072 cubic inches would be around 232.3 feet tall.
Recreational maths with 21671491072
- 21671491072 backwards is 27019417612
- The number of decimal digits it has is: 11
- The sum of 21671491072's digits is 40
- More coming soon!
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