21673908872
21,673,908,872 is an even composite number composed of seven prime numbers multiplied together.
21673908872 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of three hundred eighty-four divisors.
Prime factorization of 21673908872:
23 × 7 × 11 × 17 × 23 × 292 × 107
(2 × 2 × 2 × 7 × 11 × 17 × 23 × 29 × 29 × 107)See below for interesting mathematical facts about the number 21673908872 from the Numbermatics database.
Names of 21673908872
- Cardinal: 21673908872 can be written as Twenty-one billion, six hundred seventy-three million, nine hundred eight thousand, eight hundred seventy-two.
Scientific notation
- Scientific notation: 2.1673908872 × 1010
Factors of 21673908872
Divisors of 21673908872
- Number of divisors d(n): 384
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Complete list of divisors:
1 2 4 7 8 11 14 17 22 23 28 29 34 44 46 56 58 68 77 88 92 107 116 119 136 154 161 184 187 203 214 232 238 253 308 319 322 374 391 406 428 476 493 506 616 638 644 667 748 749 782 812 841 856 952 986 1012 1177 1276 1288 1309 1334 1496 1498 1564 1624 1682 1771 1819 1972 2024 2233 2354 2461 2552 2618 2668 2737 2996 3103 3128 3364 3451 3542 3638 3944 4301 4466 4669 4708 4922 5236 5336 5423 5474 5887 5992 6206 6728 6902 7084 7276 7337 8239 8602 8932 9251 9338 9416 9844 10472 10846 10948 11339 11774 12412 12733 13804 14168 14297 14552 14674 16478 17204 17227 17864 18502 18676 19343 19688 20009 21692 21721 21896 22678 23548 24824 25466 27071 27608 28594 29348 30107 32956 34133 34408 34454 37004 37352 37961 38686 40018 41837 43384 43442 45356 47096 50932 51359 52751 54142 57188 58696 60214 64757 65912 68266 68908 71369 74008 75922 77372 79373 80036 83674 86884 89987 90712 100079 101864 102718 105502 108284 114376 120428 124729 129514 135401 136532 137816 140063 142738 151844 154744 157267 158746 160072 167348 173768 179974 189497 200158 205436 211004 212773 216568 238931 240856 249458 259028 270802 273064 280126 285476 292859 303688 314534 317492 328831 334696 359948 369257 378994 400316 410872 422008 425546 460207 477862 498916 499583 518056 541604 560252 570952 580261 585718 629068 629909 634984 657662 719896 738514 757988 785059 800632 851092 873103 920414 955724 989857 997832 999166 1083208 1100869 1120504 1160522 1171436 1213273 1258136 1259818 1315324 1477028 1489411 1515976 1529779 1570118 1702184 1746206 1840828 1911448 1979714 1998332 2069701 2201738 2301817 2321044 2342872 2426546 2519636 2630648 2954056 2978822 3059558 3140236 3221449 3492412 3617141 3681656 3959428 3996664 4061827 4139402 4403476 4603634 4642088 4853092 5039272 5495413 5957644 6119116 6280472 6442898 6928999 6984824 7234282 7918856 8123654 8278804 8492911 8806952 9207268 9706184 10708453 10990826 11915288 12238232 12885796 13346003 13857998 14468564 14487907 16247308 16557608 16827569 16985822 18414536 21416906 21981652 22766711 25319987 25771592 26692006 27715996 28937128 28975814 32494616 33655138 33971644 35184917 42833812 43963304 45533422 50639974 53384012 55431992 57951628 67310276 67943288 70369834 85667624 91066844 93422021 101279948 106768024 115903256 117792983 134620552 140739668 159366977 182133688 186844042 202559896 235585966 246294419 281479336 318733954 373688084 387034087 471171932 492588838 637467908 747376168 774068174 942343864 985177676 1274935816 1548136348 1970355352 2709238609 3096272696 5418477218 10836954436 21673908872
- Sum of all divisors σ(n): 58517821440
- Sum of proper divisors (its aliquot sum) s(n): 36843912568
- 21673908872 is an abundant number, because the sum of its proper divisors (36843912568) is greater than itself. Its abundance is 15170003696
Bases of 21673908872
- Binary: 101000010111101110110011010100010002
- Hexadecimal: 0x50BDD9A88
- Base-36: 9YG3348
Squares and roots of 21673908872
- 21673908872 squared (216739088722) is 469758325791760312384
- 21673908872 cubed (216739088723) is 10181499145073900259077069070848
-
The
square root of 21673908872 is 147220.6129317495 -
The
cube root of 21673908872 is 2788.1261155349
Scales and comparisons
How big is 21673908872?- 21,673,908,872 seconds is equal to 689 years, 8 weeks, 3 days, 10 hours, 14 minutes, 32 seconds.
-
To count from 1 to 21,673,908,872 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 21673908872 cubic inches would be around 232.3 feet tall.
Recreational maths with 21673908872
- 21673908872 backwards is 27880937612
- The number of decimal digits it has is: 11
- The sum of 21673908872's digits is 53
- More coming soon!
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