12871291824
12,871,291,824 is an even composite number composed of six prime numbers multiplied together.
12871291824 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of three hundred twenty divisors.
Prime factorization of 12871291824:
24 × 33 × 37 × 43 × 61 × 307
(2 × 2 × 2 × 2 × 3 × 3 × 3 × 37 × 43 × 61 × 307)See below for interesting mathematical facts about the number 12871291824 from the Numbermatics database.
Names of 12871291824
- Cardinal: 12871291824 can be written as Twelve billion, eight hundred seventy-one million, two hundred ninety-one thousand, eight hundred twenty-four.
Scientific notation
- Scientific notation: 1.2871291824 × 1010
Factors of 12871291824
Divisors of 12871291824
- Number of divisors d(n): 320
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Complete list of divisors:
1 2 3 4 6 8 9 12 16 18 24 27 36 37 43 48 54 61 72 74 86 108 111 122 129 144 148 172 183 216 222 244 258 296 307 333 344 366 387 432 444 488 516 549 592 614 666 688 732 774 888 921 976 999 1032 1098 1161 1228 1332 1464 1548 1591 1647 1776 1842 1998 2064 2196 2257 2322 2456 2623 2664 2763 2928 3096 3182 3294 3684 3996 4392 4514 4644 4773 4912 5246 5328 5526 6192 6364 6588 6771 7368 7869 7992 8289 8784 9028 9288 9546 10492 11052 11359 12728 13176 13201 13542 14319 14736 15738 15984 16578 18056 18576 18727 19092 20313 20984 22104 22718 23607 25456 26352 26402 27084 28638 31476 33156 34077 36112 37454 38184 39603 40626 41968 42957 44208 45436 47214 52804 54168 56181 57276 60939 62952 66312 68154 70821 74908 76368 79206 81252 85914 90872 94428 97051 102231 105608 108336 112362 114552 118809 121878 125904 132624 136308 141642 149816 158412 162504 168543 171828 181744 188856 194102 204462 211216 224724 229104 237618 243756 272616 283284 291153 299632 306693 316824 325008 337086 343656 356427 377712 388204 408924 449448 475236 487512 488437 505629 545232 566568 582306 613386 633648 674172 687312 692899 712854 776408 805261 817848 873459 898896 950472 975024 976874 1011258 1133136 1164612 1226772 1348344 1385798 1425708 1465311 1552816 1610522 1635696 1746918 1900944 1953748 2022516 2078697 2329224 2415783 2453544 2620377 2696688 2771596 2851416 2930622 3221044 3493836 3907496 4045032 4157394 4395933 4658448 4831566 4907088 5240754 5543192 5702832 5861244 6236091 6442088 6987672 7247349 7814992 8090064 8314788 8791866 9663132 10481508 11086384 11722488 12472182 12884176 13187799 13975344 14494698 16629576 17583732 18708273 19326264 20963016 21742047 23444976 24944364 26375598 28989396 29794657 33259152 35167464 37416546 38652528 41926032 43484094 49888728 52751196 57978792 59589314 70334928 74833092 86968188 89383971 99777456 105502392 115957584 119178628 149666184 173936376 178767942 211004784 238357256 268151913 299332368 347872752 357535884 476714512 536303826 715071768 804455739 1072607652 1430143536 1608911478 2145215304 3217822956 4290430608 6435645912 12871291824
- Sum of all divisors σ(n): 39591354880
- Sum of proper divisors (its aliquot sum) s(n): 26720063056
- 12871291824 is an abundant number, because the sum of its proper divisors (26720063056) is greater than itself. Its abundance is 13848771232
Bases of 12871291824
- Binary: 10111111110011000001010011101100002
- Hexadecimal: 0x2FF3053B0
- Base-36: 5WV8GC0
Squares and roots of 12871291824
- 12871291824 squared (128712918242) is 165670153218569246976
- 12871291824 cubed (128712918243) is 2132388888602997633580025524224
-
The
square root of 12871291824 is 113451.7158266017 -
The
cube root of 12871291824 is 2343.5490392303
Scales and comparisons
How big is 12871291824?- 12,871,291,824 seconds is equal to 409 years, 13 weeks, 6 days, 6 hours, 50 minutes, 24 seconds.
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To count from 1 to 12,871,291,824 would take you about eight hundred eighteen 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 12871291824 cubic inches would be around 195.3 feet tall.
Recreational maths with 12871291824
- 12871291824 backwards is 42819217821
- The number of decimal digits it has is: 11
- The sum of 12871291824's digits is 45
- More coming soon!
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