81042664369472
81,042,664,369,472 is an even composite number composed of seven prime numbers multiplied together.
81042664369472 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of four hundred forty-eight divisors.
Prime factorization of 81042664369472:
26 × 13 × 37 × 61 × 257 × 307 × 547
(2 × 2 × 2 × 2 × 2 × 2 × 13 × 37 × 61 × 257 × 307 × 547)See below for interesting mathematical facts about the number 81042664369472 from the Numbermatics database.
Names of 81042664369472
- Cardinal: 81042664369472 can be written as Eighty-one trillion, forty-two billion, six hundred sixty-four million, three hundred sixty-nine thousand, four hundred seventy-two.
Scientific notation
- Scientific notation: 8.1042664369472 × 1013
Factors of 81042664369472
Divisors of 81042664369472
- Number of divisors d(n): 448
-
Complete list of divisors:
1 2 4 8 13 16 26 32 37 52 61 64 74 104 122 148 208 244 257 296 307 416 481 488 514 547 592 614 793 832 962 976 1028 1094 1184 1228 1586 1924 1952 2056 2188 2257 2368 2456 3172 3341 3848 3904 3991 4112 4376 4514 4912 6344 6682 7111 7696 7982 8224 8752 9028 9509 9824 11359 12688 13364 14222 15392 15677 15964 16448 17504 18056 18727 19018 19648 20239 22718 25376 26728 28444 29341 30784 31354 31928 33367 35008 36112 37454 38036 40478 45436 50752 53456 56888 58682 62708 63856 66734 72224 74908 76072 78899 80956 90872 106912 113776 117364 123617 125416 127712 133468 140579 144448 147667 149816 152144 157798 161912 167929 181744 203801 213824 227552 234728 243451 247234 250832 255424 263107 266936 281158 295334 299632 304288 315596 323824 335858 363488 407602 433771 455104 469456 486902 494468 501664 526214 533872 562316 580049 590668 599264 608576 631192 647648 671716 692899 726976 815204 867542 938912 973804 988936 1003328 1025687 1052428 1067744 1124632 1160098 1181336 1198528 1234579 1262384 1295296 1343432 1385798 1630408 1735084 1827527 1877824 1947608 1977872 2051374 2104856 2135488 2183077 2249264 2320196 2362672 2469158 2524768 2686864 2771596 2919263 3260816 3470168 3655054 3895216 3955744 4102748 4209712 4366154 4498528 4640392 4725344 4812839 4938316 5049536 5201423 5373728 5543192 5838526 6213373 6521632 6940336 7310108 7540637 7790432 7911488 8205496 8419424 8575319 8732308 8997056 9007687 9280784 9450688 9625678 9876632 10243669 10402846 10747456 11086384 11677052 12426746 13043264 13880672 14620216 15081274 15580864 16049527 16410992 16838848 17150638 17464616 18015374 18561568 19251356 19753264 20487338 20805692 22172768 23354104 24853492 27761344 29240432 30162548 32099054 32821984 34301276 34929232 36030748 37123136 37950419 38502712 39506528 40974676 41611384 43157753 44345536 46708208 49706984 58480864 60325096 62566907 64198108 65643968 67618499 68602552 69858464 72061496 75900838 77005424 79013056 80773849 81949352 83222768 86315506 93416416 99413968 111479147 116961728 120650192 125133814 128396216 133167697 135236998 137205104 139716928 144122992 151801676 154010848 161547698 163898704 166445536 172631012 178075043 186832832 198827936 222958294 241300384 250267628 256792432 266335394 270473996 274410208 288245984 303603352 308021696 317286803 323095396 327797408 332891072 345262024 356150086 379015753 397655872 445916588 482600768 500535256 513584864 532670788 540947992 548820416 561050789 576491968 607206704 634573606 646190792 655594816 690524048 712300172 758031506 891833176 1001070512 1027169728 1065341576 1081895984 1122101578 1214413408 1269147212 1292381584 1381048096 1424600344 1516063012 1596836861 1783666352 2002141024 2130683152 2163791968 2244203156 2314975559 2428826816 2538294424 2584763168 2632622933 2762096192 2849200688 3032126024 3193673722 3567332704 4004282048 4124728439 4261366304 4327583936 4488406312 4629951118 4927204789 5076588848 5169526336 5265245866 5698401376 6064252048 6387347444 7134665408 8249456878 8522732608 8976812624 9259902236 9854409578 10153177696 10530491732 11396802752 12128504096 12774694888 16498913756 17953625248 18519804472 19708819156 20306355392 20758879193 21060983464 24257008192 25549389776 32997827512 34224098129 35907250496 37039608944 39417638312 41517758386 42121966928 51098779552 65995655024 68448196258 74079217888 78835276624 83035516772 84243933856 97407048521 102197559104 131991310048 136896392516 148158435776 157670553248 166071033544 168487867712 194814097042 263982620096 273792785032 315341106496 332142067088 389628194084 547585570064 664284134176 779256388168 1095171140128 1266291630773 1328568268352 1558512776336 2190342280256 2532583261546 3117025552672 5065166523092 6234051105344 10130333046184 20260666092368 40521332184736 81042664369472
- Sum of all divisors σ(n): 182413939927296
- Sum of proper divisors (its aliquot sum) s(n): 101371275557824
- 81042664369472 is an abundant number, because the sum of its proper divisors (101371275557824) is greater than itself. Its abundance is 20328611188352
Bases of 81042664369472
- Binary: 100100110110101001101110011100010101101010000002
- Hexadecimal: 0x49B53738AD40
- Base-36: SQ6HHWM68
Squares and roots of 81042664369472
- 81042664369472 squared (810426643694722) is 6567913448102886443325558784
- 81042664369472 cubed (810426643694723) is 532281205182343780954057963132341431042048
-
The
square root of 81042664369472 is 9002369.9307166887 -
The
cube root of 81042664369472 is 43275.0824015915
Scales and comparisons
How big is 81042664369472?- 81,042,664,369,472 seconds is equal to 2,576,906 years, 2 weeks, 2 days, 13 hours, 44 minutes, 32 seconds.
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To count from 1 to 81,042,664,369,472 would take you about six million, four hundred forty-two thousand, two hundred sixty-five 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 81042664369472 cubic inches would be around 3606.3 feet tall.
Recreational maths with 81042664369472
- 81042664369472 backwards is 27496346624018
- The number of decimal digits it has is: 14
- The sum of 81042664369472's digits is 62
- More coming soon!
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The information we have on file for 81042664369472 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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