81448267364800

Names of 81448267364800

• Cardinal: 81448267364800 can be written as Eighty-one trillion, four hundred forty-eight billion, two hundred sixty-seven million, three hundred sixty-four thousand, eight hundred.

Scientific notation

• Scientific notation: 8.14482673648 × 10¹³

Factors of 81448267364800

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 1676

Divisors of 81448267364800

• Number of divisors d(n): 378
• Complete list of divisors:
  1 2 4 5 7 8 10 14 16 20 25 28 32 35 40 50 53 56 64 70 80 100 106 112 140 160 175 200 212 224 265 280 320 350 371 400 424 448 530 560 700 742 800 848 1060 1120 1325 1400 1484 1600 1609 1696 1855 2120 2240 2650 2800 2809 2968 3218 3392 3710 4240 5300 5600 5618 5936 6436 7420 8045 8480 9275 10600 11200 11236 11263 11872 12872 14045 14840 16090 16960 18550 19663 21200 22472 22526 23744 25744 28090 29680 32180 37100 39326 40225 42400 44944 45052 51488 56180 56315 59360 64360 70225 74200 78652 80450 84800 85277 89888 90104 98315 102976 112360 112630 118720 128720 140450 148400 157304 160900 170554 179776 180208 196630 224720 225260 257440 280900 281575 296800 314608 321800 341108 360416 393260 426385 449440 450520 491575 514880 561800 563150 593600 596939 629216 643600 682216 720832 786520 852770 898880 901040 983150 1123600 1126300 1193878 1258432 1287200 1364432 1573040 1705540 1802080 1966300 2131925 2247200 2252600 2387756 2574400 2588881 2728864 2984695 3146080 3411080 3604160 3932600 4263850 4494400 4505200 4519681 4775512 5177762 5457728 5969390 6292160 6822160 7865200 8527700 9010400 9039362 9551024 10355524 11938780 12944405 13644320 14923475 15730400 17055400 18020800 18078724 18122167 19102048 20711048 22598405 23877560 25888810 27288640 29846950 31460800 31637767 34110800 36157448 36244334 38204096 41422096 45196810 47755120 51777620 59693900 63275534 64722025 68221600 72314896 72488668 82844192 90393620 90610835 95510240 103555240 112992025 119387800 126551068 129444050 136443200 137210693 144629792 144977336 158188835 165688384 180787240 181221670 191020480 207110480 225984050 238775600 253102136 258888100 274421386 289259584 289954672 316377670 361574480 362443340 414220960 451968100 453054175 477551200 506204272 517776200 548842772 579909344 632755340 686053465 723148960 724886680 790944175 828441920 903936200 906108350 955102400 960474851 1012408544 1035552400 1097685544 1159818688 1265510680 1372106930 1446297920 1449773360 1581888350 1807872400 1812216700 1920949702 2024817088 2071104800 2195371088 2531021360 2744213860 2899546720 3163776700 3430267325 3615744800 3624433400 3841899404 4142209600 4390742176 4802374255 5062042720 5488427720 5799093440 6327553400 6860534650 7231489600 7248866800 7272166729 7683798808 8781484352 9604748510 10124085440 10976855440 12655106800 13721069300 14497733600 14544333458 15367597616 19209497020 21953710880 24011871275 25310213600 27442138600 28995467200 29088666916 30735195232 36360833645 38418994040 43907421760 48023742550 50620427200 50905167103 54884277200 58177333832 61470390464 72721667290 76837988080 96047485100 101810334206 109768554400 116354667664 145443334580 153675976160 181804168225 192094970200 203620668412 219537108800 232709335328 254525835515 290886669160 307351952320 363608336450 384189940400 407241336824 465418670656 509051671030 581773338320 727216672900 768379880800 814482673648 1018103342060 1163546676640 1272629177575 1454433345800 1536759761600 1628965347296 2036206684120 2327093353280 2545258355150 2908866691600 3257930694592 4072413368240 5090516710300 5817733383200 8144826736480 10181033420600 11635466766400 16289653472960 20362066841200 40724133682400 81448267364800
• Sum of all divisors σ(n): 233592469286568
• Sum of proper divisors (its aliquot sum) s(n): 152144201921768
• 81448267364800 is an abundant number, because the sum of its proper divisors (152144201921768) is greater than itself. Its abundance is 70695934556968

Bases of 81448267364800

• Binary: 10010100001001110100111000010110011100111000000₂
• Hexadecimal: 0x4A13A70B39C0
• Base-36: SVCTFGGCG

Squares and roots of 81448267364800

• 81448267364800 squared (81448267364800²) is 6633820256727944736279040000
• 81448267364800 cubed (81448267364800³) is 540313165920003818896054076218273792000000
• The square root of 81448267364800 is 9024869.3821462037
• The cube root of 81448267364800 is 43347.1567919749

Scales and comparisons

• 81,448,267,364,800 seconds is equal to 2,589,802 years, 50 weeks, 1 day, 16 hours, 26 minutes, 40 seconds.
• To count from 1 to 81,448,267,364,800 would take you about six million, four hundred seventy-four thousand, five hundred seven 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 81448267364800 cubic inches would be around 3612.3 feet tall.

Recreational maths with 81448267364800

• 81448267364800 backwards is 00846376284418
• The number of decimal digits it has is: 14
• The sum of 81448267364800's digits is 61
• More coming soon!