81481033054720
81,481,033,054,720 is an even composite number composed of six prime numbers multiplied together.
81481033054720 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of seven hundred twenty divisors.
Prime factorization of 81481033054720:
29 × 5 × 13 × 312 × 372 × 1861
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 5 × 13 × 31 × 31 × 37 × 37 × 1861)See below for interesting mathematical facts about the number 81481033054720 from the Numbermatics database.
Names of 81481033054720
- Cardinal: 81481033054720 can be written as Eighty-one trillion, four hundred eighty-one billion, thirty-three million, fifty-four thousand, seven hundred twenty.
Scientific notation
- Scientific notation: 8.148103305472 × 1013
Factors of 81481033054720
Divisors of 81481033054720
- Number of divisors d(n): 720
-
Complete list of divisors:
1 2 4 5 8 10 13 16 20 26 31 32 37 40 52 62 64 65 74 80 104 124 128 130 148 155 160 185 208 248 256 260 296 310 320 370 403 416 481 496 512 520 592 620 640 740 806 832 961 962 992 1040 1147 1184 1240 1280 1369 1480 1612 1664 1861 1922 1924 1984 2015 2080 2294 2368 2405 2480 2560 2738 2960 3224 3328 3722 3844 3848 3968 4030 4160 4588 4736 4805 4810 4960 5476 5735 5920 6448 6656 6845 7444 7688 7696 7936 8060 8320 9176 9305 9472 9610 9620 9920 10952 11470 11840 12493 12896 13690 14888 14911 15376 15392 15872 16120 16640 17797 18352 18610 18944 19220 19240 19840 21904 22940 23680 24193 24986 25792 27380 29776 29822 30752 30784 32240 33280 35557 35594 36704 37220 38440 38480 39680 42439 43808 45880 47360 48386 49972 51584 54760 57691 59552 59644 61504 61568 62465 64480 68857 71114 71188 73408 74440 74555 76880 76960 79360 84878 87616 88985 91760 94720 96772 99944 103168 109520 115382 119104 119288 120965 123008 123136 124930 128960 137714 142228 142376 146816 148880 149110 153760 153920 169756 175232 177785 177970 183520 193544 199888 206336 212195 219040 230764 238208 238576 241930 246016 246272 249860 257920 275428 284456 284752 288455 293632 297760 298220 307520 307840 339512 344285 350464 355570 355940 367040 387088 399776 424390 438080 461528 462241 476416 477152 483860 492032 499720 515840 550856 551707 568912 569504 576910 587264 595520 596440 615040 615680 679024 688570 700928 711140 711880 734080 749983 774176 799552 848780 876160 895141 923056 924482 952832 954304 967720 999440 1031680 1101712 1103414 1137824 1139008 1153820 1191040 1192880 1230080 1231360 1315609 1358048 1377140 1422280 1423760 1468160 1499966 1548352 1599104 1697560 1752320 1788421 1790282 1846112 1848964 1908608 1935440 1998880 2134567 2203424 2206828 2275648 2278016 2307640 2311205 2382080 2385760 2460160 2547709 2631218 2716096 2754280 2758535 2844560 2847520 2936320 2999932 3096704 3198208 3395120 3504640 3576842 3580564 3692224 3697928 3749915 3817216 3870880 3997760 4269134 4406848 4413656 4475705 4551296 4556032 4615280 4622410 4764160 4771520 5095418 5262436 5432192 5508560 5517070 5689120 5695040 5999864 6193408 6396416 6578045 6790240 7153684 7161128 7384448 7395856 7499830 7634432 7741760 7995520 8538268 8813696 8827312 8942105 8951410 9102592 9112064 9230560 9244820 9543040 10190836 10524872 10672835 10864384 11017120 11034140 11378240 11390080 11999728 12386816 12738545 13156090 13580480 14307368 14322256 14768896 14791712 14999660 15483520 15991040 17076536 17102917 17627392 17654624 17884210 17902820 18205184 18461120 18489640 19086080 20381672 21049744 21345670 21728768 22034240 22068280 22756480 22780160 23249473 23999456 25477090 26312180 27160960 27749371 28614736 28644512 29537792 29583424 29999320 30967040 31982080 33120217 34153072 34205834 35254784 35309248 35768420 35805640 36922240 36979280 38172160 40763344 42099488 42691340 44068480 44136560 45512960 45560320 46498946 47998912 50954180 52624360 54321920 55498742 57229472 57289024 59166848 59998640 61934080 66171577 66240434 68306144 68411668 70618496 71536840 71611280 73844480 73958560 78978979 81526688 84198976 85382680 85514585 88136960 88273120 91025920 92997892 95997824 101908360 105248720 108643840 110997484 114458944 114578048 116247365 118333696 119997280 132343154 132480868 136612288 136823336 138746855 141236992 143073680 143222560 147688960 147917120 157957958 163053376 165601085 168397952 170765360 171029170 176273920 176546240 185995784 191995648 203816720 210497440 221994968 228917888 229156096 232494730 236667392 239994560 264686308 264961736 273224576 273646672 277493710 282473984 286147360 286445120 295834240 315915916 326106752 330857885 331202170 336795904 341530720 342058340 353092480 371991568 383991296 394894895 407633440 420994880 443989936 457835776 458312192 464989460 479989120 529372616 529923472 546449152 547293344 554987420 572294720 572890240 591668480 631831832 652213504 661715770 662404340 673591808 683061440 684116680 706184960 743983136 789789790 815266880 841989760 860230501 887979872 915671552 929978920 959978240 1026726727 1058745232 1059846944 1092898304 1094586688 1109974840 1144589440 1145780480 1183336960 1263663664 1304427008 1323431540 1324808680 1366122880 1368233360 1412369920 1487966272 1579579580 1630533760 1683979520 1720461002 1775959744 1859957840 1919956480 2053453454 2117490464 2119693888 2189173376 2219949680 2289178880 2291560960 2448348349 2527327328 2646863080 2649617360 2732245760 2736466720 2975932544 3159159160 3261067520 3367959040 3440922004 3551919488 3719915680 4106906908 4234980928 4239387776 4301152505 4378346752 4439899360 4578357760 4896696698 5054654656 5133633635 5293726160 5299234720 5464491520 5472933440 5951865088 6318318320 6522135040 6881844008 7103838976 7439831360 8213813816 8469961856 8478775552 8602305010 8756693504 8879798720 9793393396 10109309312 10267267270 10587452320 10598469440 10945866880 11903730176 12241741745 12636636640 13763688016 14207677952 14879662720 16427627632 16939923712 16957551104 17204610020 17759597440 19586786792 20218618624 20534534540 21174904640 21196938880 21891733760 24483483490 25273273280 27527376032 29759325440 31828528537 32855255264 33879847424 34409220040 35519194880 39173573584 40437237248 41069069080 42349809280 42393877760 43783467520 48966966980 50546546560 55054752064 59518650880 63657057074 65710510528 68818440080 71038389760 78347147168 82138138160 84699618560 84787755520 97933933960 101093093120 110109504128 127314114148 131421021056 137636880160 156694294336 159142642685 164276276320 169399237120 195867867920 202186186240 220219008256 254628228296 262842042112 275273760320 313388588672 318285285370 328552552640 391735735840 440438016512 509256456592 525684084224 550547520640 626777177344 636570570740 657105105280 783471471680 1018512913184 1101095041280 1253554354688 1273141141480 1314210210560 1566942943360 2037025826368 2202190082560 2546282282960 2628420421120 3133885886720 4074051652736 5092564565920 6267771773440 8148103305472 10185129131840 16296206610944 20370258263680 40740516527360 81481033054720
- Sum of all divisors σ(n): 223551682260984
- Sum of proper divisors (its aliquot sum) s(n): 142070649206264
- 81481033054720 is an abundant number, because the sum of its proper divisors (142070649206264) is greater than itself. Its abundance is 60589616151544
Bases of 81481033054720
- Binary: 100101000011011010010000000011111111010000000002
- Hexadecimal: 0x4A1B4807FA00
- Base-36: SVRVBAWHS
Squares and roots of 81481033054720
- 81481033054720 squared (814810330547202) is 6639158747664373254514278400
- 81481033054720 cubed (814810330547203) is 540965513373974236747589821768608514048000
-
The
square root of 81481033054720 is 9026684.4995668261 -
The
cube root of 81481033054720 is 43352.9686982323
Scales and comparisons
How big is 81481033054720?- 81,481,033,054,720 seconds is equal to 2,590,844 years, 42 weeks, 2 days, 4 hours, 58 minutes, 40 seconds.
-
To count from 1 to 81,481,033,054,720 would take you about six million, four hundred seventy-seven thousand, one hundred twelve 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 81481033054720 cubic inches would be around 3612.7 feet tall.
Recreational maths with 81481033054720
- 81481033054720 backwards is 02745033018418
- The number of decimal digits it has is: 14
- The sum of 81481033054720's digits is 46
- More coming soon!
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The information we have on file for 81481033054720 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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