81327754512
81,327,754,512 is an even composite number composed of five prime numbers multiplied together.
81327754512 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of four hundred divisors.
Prime factorization of 81327754512:
24 × 34 × 293 × 31 × 83
(2 × 2 × 2 × 2 × 3 × 3 × 3 × 3 × 29 × 29 × 29 × 31 × 83)See below for interesting mathematical facts about the number 81327754512 from the Numbermatics database.
Names of 81327754512
- Cardinal: 81327754512 can be written as Eighty-one billion, three hundred twenty-seven million, seven hundred fifty-four thousand, five hundred twelve.
Scientific notation
- Scientific notation: 8.1327754512 × 1010
Factors of 81327754512
Divisors of 81327754512
- Number of divisors d(n): 400
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Complete list of divisors:
1 2 3 4 6 8 9 12 16 18 24 27 29 31 36 48 54 58 62 72 81 83 87 93 108 116 124 144 162 166 174 186 216 232 248 249 261 279 324 332 348 372 432 464 496 498 522 558 648 664 696 744 747 783 837 841 899 996 1044 1116 1296 1328 1392 1488 1494 1566 1674 1682 1798 1992 2088 2232 2241 2349 2407 2511 2523 2573 2697 2988 3132 3348 3364 3596 3984 4176 4464 4482 4698 4814 5022 5046 5146 5394 5976 6264 6696 6723 6728 7192 7221 7569 7719 8091 8964 9396 9628 10044 10092 10292 10788 11952 12528 13392 13446 13456 14384 14442 15138 15438 16182 17928 18792 19256 20088 20184 20584 21576 21663 22707 23157 24273 24389 26071 26892 28884 30276 30876 32364 35856 37584 38512 40176 40368 41168 43152 43326 45414 46314 48546 48778 52142 53784 57768 60552 61752 64728 64989 68121 69471 69803 72819 73167 74617 78213 86652 90828 92628 97092 97556 104284 107568 115536 121104 123504 129456 129978 136242 138942 139606 145638 146334 149234 156426 173304 181656 185256 194184 194967 195112 208413 208568 209409 219501 223851 234639 259956 272484 277884 279212 291276 292668 298468 312852 346608 363312 370512 388368 389934 390224 416826 417136 418818 439002 447702 469278 519912 544968 555768 558424 582552 585336 596936 625704 628227 658503 671553 703917 756059 779868 833652 837636 878004 895404 938556 1039824 1089936 1111536 1116848 1165104 1170672 1193872 1251408 1256454 1317006 1343106 1407834 1512118 1559736 1667304 1675272 1756008 1790808 1877112 1884681 1975509 2014659 2024287 2111751 2163893 2268177 2512908 2634012 2686212 2815668 3024236 3119472 3334608 3350544 3512016 3581616 3754224 3769362 3951018 4029318 4048574 4223502 4327786 4536354 5025816 5268024 5372424 5631336 5654043 6043977 6048472 6072861 6491679 6804531 7538724 7902036 8058636 8097148 8447004 8655572 9072708 10051632 10536048 10744848 11262672 11308086 12087954 12096944 12145722 12983358 13609062 15077448 15804072 16117272 16194296 16894008 17311144 18145416 18218583 19475037 20413593 22616172 24175908 24291444 25966716 27218124 30154896 31608144 32234544 32388592 33788016 34622288 36290832 36437166 38950074 40827186 45232344 48351816 48582888 51933432 54436248 54655749 58425111 61240779 62752897 72874332 77900148 81654372 90464688 96703632 97165776 103866864 108872496 109311498 116850222 122481558 125505794 145748664 155800296 163308744 163967247 175275333 188258691 218622996 233700444 244963116 251011588 291497328 311600592 326617488 327934494 350550666 376517382 437245992 467400888 489926232 502023176 564776073 655868988 701101332 753034764 874491984 934801776 979852464 1004046352 1129552146 1311737976 1402202664 1506069528 1694328219 2259104292 2623475952 2804405328 3012139056 3388656438 4518208584 5082984657 6777312876 9036417168 10165969314 13554625752 20331938628 27109251504 40663877256 81327754512
- Sum of all divisors σ(n): 254688698880
- Sum of proper divisors (its aliquot sum) s(n): 173360944368
- 81327754512 is an abundant number, because the sum of its proper divisors (173360944368) is greater than itself. Its abundance is 92033189856
Bases of 81327754512
- Binary: 10010111011111000001100001101000100002
- Hexadecimal: 0x12EF830D10
- Base-36: 11D0G100
Squares and roots of 81327754512
- 81327754512 squared (813277545122) is 6614203653964136358144
- 81327754512 cubed (813277545123) is 537918331061968677387228943945728
-
The
square root of 81327754512 is 285180.2140962797 -
The
cube root of 81327754512 is 4332.5767067019
Scales and comparisons
How big is 81327754512?- 81,327,754,512 seconds is equal to 2,585 years, 50 weeks, 3 days, 10 hours, 55 minutes, 12 seconds.
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To count from 1 to 81,327,754,512 would take you about five thousand, one hundred seventy-one 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 81327754512 cubic inches would be around 361 feet tall.
Recreational maths with 81327754512
- 81327754512 backwards is 21545772318
- The number of decimal digits it has is: 11
- The sum of 81327754512's digits is 45
- More coming soon!
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The information we have on file for 81327754512 includes mathematical data and numerical statistics calculated using standard algorithms and methods. We are adding more all the time. If there are any features you would like to see, please contact us. Information provided for educational use, intellectual curiosity and fun!
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