81344390250240
81,344,390,250,240 is an even composite number composed of five prime numbers multiplied together.
81344390250240 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of six hundred forty-eight divisors.
Prime factorization of 81344390250240:
28 × 32 × 5 × 132 × 3473
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 3 × 5 × 13 × 13 × 347 × 347 × 347)See below for interesting mathematical facts about the number 81344390250240 from the Numbermatics database.
Names of 81344390250240
- Cardinal: 81344390250240 can be written as Eighty-one trillion, three hundred forty-four billion, three hundred ninety million, two hundred fifty thousand, two hundred forty.
Scientific notation
- Scientific notation: 8.134439025024 × 1013
Factors of 81344390250240
Divisors of 81344390250240
- Number of divisors d(n): 648
-
Complete list of divisors:
1 2 3 4 5 6 8 9 10 12 13 15 16 18 20 24 26 30 32 36 39 40 45 48 52 60 64 65 72 78 80 90 96 104 117 120 128 130 144 156 160 169 180 192 195 208 234 240 256 260 288 312 320 338 347 360 384 390 416 468 480 507 520 576 585 624 640 676 694 720 768 780 832 845 936 960 1014 1040 1041 1152 1170 1248 1280 1352 1388 1440 1521 1560 1664 1690 1735 1872 1920 2028 2080 2082 2304 2340 2496 2535 2704 2776 2880 3042 3120 3123 3328 3380 3470 3744 3840 4056 4160 4164 4511 4680 4992 5070 5205 5408 5552 5760 6084 6240 6246 6760 6940 7488 7605 8112 8320 8328 9022 9360 9984 10140 10410 10816 11104 11520 12168 12480 12492 13520 13533 13880 14976 15210 15615 16224 16640 16656 18044 18720 20280 20820 21632 22208 22555 24336 24960 24984 27040 27066 27760 29952 30420 31230 32448 33312 36088 37440 40560 40599 41640 43264 44416 45110 48672 49920 49968 54080 54132 55520 58643 60840 62460 64896 66624 67665 72176 74880 81120 81198 83280 88832 90220 97344 99936 108160 108264 111040 117286 120409 121680 124920 129792 133248 135330 144352 149760 162240 162396 166560 175929 180440 194688 199872 202995 216320 216528 222080 234572 240818 243360 249840 266496 270660 288704 293215 324480 324792 333120 351858 360880 361227 389376 399744 405990 433056 444160 469144 481636 486720 499680 527787 541320 577408 586430 602045 648960 649584 666240 703716 721760 722454 799488 811980 866112 879645 938288 963272 973440 999360 1055574 1082640 1083681 1154816 1172860 1204090 1299168 1332480 1407432 1443520 1444908 1565317 1623960 1732224 1759290 1806135 1876576 1926544 1946880 1998720 2111148 2165280 2167362 2345720 2408180 2598336 2638935 2814864 2887040 2889816 3130634 3247920 3464448 3518580 3612270 3753152 3853088 3997440 4222296 4330560 4334724 4691440 4695951 4816360 5196672 5277870 5418405 5629728 5774080 5779632 6261268 6495840 7037160 7224540 7506304 7706176 7826585 8444592 8661120 8669448 9382880 9391902 9632720 10393344 10555740 10836810 11259456 11559264 12522536 12991680 14074320 14087853 14449080 15012608 15412352 15653170 16889184 17322240 17338896 18765760 18783804 19265440 20349121 21111480 21673620 22518912 23118528 23479755 25045072 25983360 28148640 28175706 28898160 30824704 31306340 33778368 34677792 37531520 37567608 38530880 40698242 41781923 42222960 43347240 45037824 46237056 46959510 50090144 51966720 56297280 56351412 57796320 61047363 62612680 67556736 69355584 70439265 75063040 75135216 77061760 81396484 83563846 84445920 86694480 92474112 93919020 100180288 101745605 112594560 112702824 115592640 122094726 125225360 125345769 135113472 138711168 140878530 150270432 154123520 162792968 167127692 168891840 173388960 183142089 187838040 200360576 203491210 208909615 225189120 225405648 231185280 244189452 250450720 250691538 277422336 281757060 300540864 305236815 325585936 334255384 337783680 346777920 366284178 375676080 376037307 400721152 406982420 417819230 450811296 462370560 488378904 500901440 501383076 543164999 563514120 601081728 610473630 626728845 651171872 668510768 675567360 693555840 732568356 751352160 752074614 813964840 835638460 901622592 915710445 976757808 1001802880 1002766152 1086329998 1127028240 1202163456 1220947260 1253457690 1302343744 1337021536 1387111680 1465136712 1502704320 1504149228 1627929680 1629494997 1671276920 1803245184 1831420890 1880186535 1953515616 2003605760 2005532304 2172659996 2254056480 2441894520 2506915380 2604687488 2674043072 2715824995 2930273424 3005408640 3008298456 3255859360 3258989994 3342553840 3606490368 3662841780 3760373070 3907031232 4011064608 4345319992 4508112960 4883789040 4888484991 5013830760 5209374976 5348086144 5431649990 5860546848 6010817280 6016596912 6511718720 6517979988 6685107680 7061144987 7325683560 7520746140 7814062464 8022129216 8147474985 8690639984 9016225920 9767578080 9776969982 10027661520 10696172288 10863299980 11721093696 12033193824 13023437440 13035959976 13370215360 14122289974 14651367120 15041492280 15628124928 16044258432 16294949970 17381279968 18032451840 19535156160 19553939964 20055323040 21183434961 21726599960 23442187392 24066387648 24442424955 26046874880 26071919952 26740430720 28244579948 29302734240 30082984560 32088516864 32589899940 34762559936 35305724935 39070312320 39107879928 40110646080 42366869922 43453199920 46884374784 48132775296 48884849910 52143839904 53480861440 56489159896 58605468480 60165969120 63550304883 65179799880 69525119872 70611449870 78140624640 78215759856 80221292160 84733739844 86906399840 96265550592 97769699820 104287679808 105917174805 112978319792 117210936960 120331938240 127100609766 130359599760 139050239744 141222899740 156431519712 160442584320 169467479688 173812799680 195539399640 208575359616 211834349610 225956639584 234421873920 240663876480 254201219532 260719199520 282445799480 312863039424 317751524415 338934959376 347625599360 391078799280 417150719232 423668699220 451913279168 481327752960 508402439064 521438399040 564891598960 625726078848 635503048830 677869918752 695251198720 782157598560 847337398440 903826558336 1016804878128 1042876798080 1129783197920 1251452157696 1271006097660 1355739837504 1564315197120 1694674796880 1807653116672 2033609756256 2085753596160 2259566395840 2542012195320 2711479675008 3128630394240 3389349593760 4067219512512 4519132791680 5084024390640 5422959350016 6257260788480 6778699187520 8134439025024 9038265583360 10168048781280 13557398375040 16268878050048 20336097562560 27114796750080 40672195125120 81344390250240
- Sum of all divisors σ(n): 305638734557520
- Sum of proper divisors (its aliquot sum) s(n): 224294344307280
- 81344390250240 is an abundant number, because the sum of its proper divisors (224294344307280) is greater than itself. Its abundance is 142949954057040
Bases of 81344390250240
- Binary: 100100111111011011101110111110000111111000000002
- Hexadecimal: 0x49FB777C3F00
- Base-36: SU13HPDS0
Squares and roots of 81344390250240
- 81344390250240 squared (813443902502402) is 6616909825183340369820057600
- 81344390250240 cubed (813443902502403) is 538248495070360975199266089380635213824000
-
The
square root of 81344390250240 is 9019112.4979257243 -
The
cube root of 81344390250240 is 43328.7209867739
Scales and comparisons
How big is 81344390250240?- 81,344,390,250,240 seconds is equal to 2,586,499 years, 51 weeks, 5 days, 6 hours, 24 minutes.
-
To count from 1 to 81,344,390,250,240 would take you about six million, four hundred sixty-six thousand, two hundred forty-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 81344390250240 cubic inches would be around 3610.7 feet tall.
Recreational maths with 81344390250240
- 81344390250240 backwards is 04205209344318
- 81344390250240 is a
Harshad number . - The number of decimal digits it has is: 14
- The sum of 81344390250240's digits is 45
- More coming soon!
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The information we have on file for 81344390250240 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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