21376686492
21,376,686,492 is an even composite number composed of six prime numbers multiplied together.
21376686492 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of two hundred sixteen divisors.
Prime factorization of 21376686492:
22 × 32 × 72 × 31 × 43 × 9091
(2 × 2 × 3 × 3 × 7 × 7 × 31 × 43 × 9091)See below for interesting mathematical facts about the number 21376686492 from the Numbermatics database.
Names of 21376686492
- Cardinal: 21376686492 can be written as Twenty-one billion, three hundred seventy-six million, six hundred eighty-six thousand, four hundred ninety-two.
Scientific notation
- Scientific notation: 2.1376686492 × 1010
Factors of 21376686492
Divisors of 21376686492
- Number of divisors d(n): 216
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Complete list of divisors:
1 2 3 4 6 7 9 12 14 18 21 28 31 36 42 43 49 62 63 84 86 93 98 124 126 129 147 172 186 196 217 252 258 279 294 301 372 387 434 441 516 558 588 602 651 774 868 882 903 1116 1204 1302 1333 1519 1548 1764 1806 1953 2107 2604 2666 2709 3038 3612 3906 3999 4214 4557 5332 5418 6076 6321 7812 7998 8428 9091 9114 9331 10836 11997 12642 13671 15996 18182 18228 18662 18963 23994 25284 27273 27342 27993 36364 37324 37926 47988 54546 54684 55986 63637 65317 75852 81819 83979 109092 111972 127274 130634 163638 167958 190911 195951 254548 261268 281821 327276 335916 381822 390913 391902 445459 563642 572733 587853 763644 781826 783804 845463 890918 1127284 1145466 1172739 1175706 1336377 1563652 1690926 1781836 1972747 2290932 2345478 2351412 2536389 2672754 2736391 3381852 3518217 3945494 4009131 4690956 5072778 5345508 5472782 5918241 7036434 7890988 8018262 8209173 10145556 10945564 11836482 12118303 13809229 14072868 16036524 16418346 17754723 19154737 23672964 24236606 24627519 27618458 32836692 35509446 36354909 38309474 41427687 48473212 49255038 55236916 57464211 71018892 72709818 76618948 82855374 84828121 98510076 109064727 114928422 124283061 145419636 165710748 169656242 172392633 218129454 229856844 248566122 254484363 339312484 344785266 436258908 497132244 508968726 593796847 689570532 763453089 1017937452 1187593694 1526906178 1781390541 2375187388 3053812356 3562781082 5344171623 7125562164 10688343246 21376686492
- Sum of all divisors σ(n): 66401567232
- Sum of proper divisors (its aliquot sum) s(n): 45024880740
- 21376686492 is an abundant number, because the sum of its proper divisors (45024880740) is greater than itself. Its abundance is 23648194248
Bases of 21376686492
- Binary: 100111110100010011001011001100111002
- Hexadecimal: 0x4FA26599C
- Base-36: 9TJ4KV0
Squares and roots of 21376686492
- 21376686492 squared (213766864922) is 456962725377255266064
- 21376686492 cubed (213766864923) is 9768348918919478250106174807488
-
The
square root of 21376686492 is 146207.6827393143 -
The
cube root of 21376686492 is 2775.3225387941
Scales and comparisons
How big is 21376686492?- 21,376,686,492 seconds is equal to 679 years, 37 weeks, 8 hours, 28 minutes, 12 seconds.
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To count from 1 to 21,376,686,492 would take you about one thousand, three hundred fifty-nine 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 21376686492 cubic inches would be around 231.3 feet tall.
Recreational maths with 21376686492
- 21376686492 backwards is 29468667312
- The number of decimal digits it has is: 11
- The sum of 21376686492's digits is 54
- More coming soon!
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