121918806072
121,918,806,072 is an even composite number composed of six prime numbers multiplied together.
121918806072 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of two hundred fifty-six divisors.
Prime factorization of 121918806072:
23 × 33 × 7 × 31 × 61 × 42641
(2 × 2 × 2 × 3 × 3 × 3 × 7 × 31 × 61 × 42641)See below for interesting mathematical facts about the number 121918806072 from the Numbermatics database.
Names of 121918806072
- Cardinal: 121918806072 can be written as One hundred twenty-one billion, nine hundred eighteen million, eight hundred six thousand and seventy-two.
Scientific notation
- Scientific notation: 1.21918806072 × 1011
Factors of 121918806072
Divisors of 121918806072
- Number of divisors d(n): 256
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Complete list of divisors:
1 2 3 4 6 7 8 9 12 14 18 21 24 27 28 31 36 42 54 56 61 62 63 72 84 93 108 122 124 126 168 183 186 189 216 217 244 248 252 279 366 372 378 427 434 488 504 549 558 651 732 744 756 837 854 868 1098 1116 1281 1302 1464 1512 1647 1674 1708 1736 1891 1953 2196 2232 2562 2604 3294 3348 3416 3782 3843 3906 4392 5124 5208 5673 5859 6588 6696 7564 7686 7812 10248 11346 11529 11718 13176 13237 15128 15372 15624 17019 22692 23058 23436 26474 30744 34038 39711 42641 45384 46116 46872 51057 52948 68076 79422 85282 92232 102114 105896 119133 127923 136152 158844 170564 204228 238266 255846 298487 317688 341128 357399 383769 408456 476532 511692 596974 714798 767538 895461 953064 1023384 1151307 1193948 1321871 1429596 1535076 1790922 2302614 2387896 2601101 2643742 2686383 2859192 3070152 3581844 3965613 4605228 5202202 5287484 5372766 7163688 7803303 7931226 8059149 9210456 9253097 10404404 10574968 10745532 11896839 15606606 15862452 16118298 18207707 18506194 20808808 21491064 23409909 23793678 27759291 31213212 31724904 32236596 35690517 36415414 37012388 46819818 47587356 54623121 55518582 62426424 64473192 70229727 71381034 72830828 74024776 80634131 83277873 93639636 95174712 109246242 111037164 140459454 142762068 145661656 161268262 163869363 166555746 187279272 218492484 222074328 241902393 249833619 280918908 285524136 322536524 327738726 333111492 436984968 483804786 491608089 499667238 561837816 564438917 645073048 655477452 666222984 725707179 967609572 983216178 999334476 1128877834 1310954904 1451414358 1693316751 1935219144 1966432356 1998668952 2177121537 2257755668 2902828716 3386633502 3932864712 4354243074 4515511336 5079950253 5805657432 6773267004 8708486148 10159900506 13546534008 15239850759 17416972296 20319801012 30479701518 40639602024 60959403036 121918806072
- Sum of all divisors σ(n): 406088294400
- Sum of proper divisors (its aliquot sum) s(n): 284169488328
- 121918806072 is an abundant number, because the sum of its proper divisors (284169488328) is greater than itself. Its abundance is 162250682256
Bases of 121918806072
- Binary: 11100011000101110110101011000001110002
- Hexadecimal: 0x1C62ED5838
- Base-36: 1K0BB4U0
Squares and roots of 121918806072
- 121918806072 squared (1219188060722) is 14864195274021944069184
- 121918806072 cubed (1219188060723) is 1812224941029820298443274647285248
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The
square root of 121918806072 is 349168.7358169399 -
The
cube root of 121918806072 is 4958.5751586065
Scales and comparisons
How big is 121918806072?- 121,918,806,072 seconds is equal to 3,876 years, 33 weeks, 2 days, 7 hours, 1 minute, 12 seconds.
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To count from 1 to 121,918,806,072 would take you about seven thousand, seven hundred fifty-three 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 121918806072 cubic inches would be around 413.2 feet tall.
Recreational maths with 121918806072
- 121918806072 backwards is 270608819121
- The number of decimal digits it has is: 12
- The sum of 121918806072's digits is 45
- More coming soon!
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