81796431686112

Names of 81796431686112

• Cardinal: 81796431686112 can be written as Eighty-one trillion, seven hundred ninety-six billion, four hundred thirty-one million, six hundred eighty-six thousand, one hundred twelve.

Scientific notation

• Scientific notation: 8.1796431686112 × 10¹³

Factors of 81796431686112

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 448

Divisors of 81796431686112

• Number of divisors d(n): 576
• Complete list of divisors:
  1 2 3 4 6 8 9 11 12 13 16 18 22 24 26 27 32 33 36 39 44 48 52 54 66 72 78 81 88 96 99 104 108 117 132 143 144 156 162 176 198 208 216 234 243 264 286 288 297 312 324 351 352 396 416 419 429 432 468 486 528 572 594 624 648 702 792 838 858 864 891 936 972 1053 1056 1144 1188 1248 1257 1287 1296 1404 1584 1676 1716 1782 1872 1944 2106 2288 2376 2514 2574 2592 2673 2808 3159 3168 3352 3432 3564 3744 3771 3861 3888 4212 4576 4609 4752 5028 5148 5346 5447 5616 6318 6704 6864 7128 7542 7722 7776 8424 9218 9504 10056 10296 10692 10894 11232 11313 11583 12636 13408 13728 13827 14256 15084 15444 16341 16848 18436 20112 20592 21384 21788 22626 23166 25272 27654 28512 30168 30888 32682 33696 33939 34749 36872 40224 41184 41481 42768 43576 45252 46332 49023 50544 55308 59917 60336 61776 65364 67878 69498 73744 82962 85536 87152 90504 92664 98046 101088 101817 110616 119834 120672 123552 124443 130728 135756 138996 147069 147488 165924 174304 175561 179751 181008 185328 196092 203634 221232 239668 248886 261456 271512 277992 294138 331848 351122 359502 362016 370656 373329 392184 407268 441207 442464 479336 497772 522912 526683 539253 543024 555984 588276 663696 702244 719004 746658 784368 814536 882414 958672 995544 1053366 1078506 1086048 1111968 1119987 1176552 1323621 1327392 1404488 1438008 1493316 1568736 1580049 1617759 1629072 1764828 1917344 1931171 1991088 2106732 2157012 2239974 2282293 2353104 2647242 2808976 2876016 2986632 3160098 3235518 3258144 3529656 3862342 3982176 4213464 4314024 4479948 4564586 4706208 4740147 4853277 5294484 5617952 5752032 5793513 5973264 6320196 6471036 6846879 7059312 7724684 8426928 8628048 8959896 9129172 9480294 9706554 10588968 11587026 11946528 12640392 12942072 13693758 14118624 14220441 14559831 15449368 16853856 17256096 17380539 17919792 18258344 18960588 19413108 20540637 21177936 23174052 25105223 25280784 25884144 27387516 28440882 29119662 30898736 34761078 35839584 36516688 37921176 38826216 41081274 42355872 42661323 46348104 50210446 50561568 51768288 52141617 54775032 56881764 58239324 61621911 61797472 69522156 73033376 73560059 75315669 75842352 77652432 82162548 85322646 92696208 100420892 104283234 109550064 113763528 116478648 123243822 139044312 147120118 150631338 151684704 155304864 156424851 164325096 170645292 184865733 185392416 200841784 208566468 219100128 220680177 225947007 227527056 232957296 246487644 278088624 294240236 301262676 312849702 328650192 341290584 369731466 401683568 417132936 441360354 451894014 455054112 465914592 469274553 492975288 554597199 556177248 588480472 602525352 625699404 657300384 662040531 677841021 682581168 739462932 803367136 809160649 834265872 882720708 903788028 938549106 956280767 985950576 1109194398 1176960944 1205050704 1251398808 1324081062 1355682042 1365162336 1478925864 1618321298 1668531744 1765441416 1807576056 1877098212 1912561534 1971901152 1986121593 2033523063 2218388796 2353921888 2410101408 2427481947 2502797616 2648162124 2711364084 2868842301 2957851728 3236642596 3530882832 3615152112 3754196424 3825123068 3972243186 4067046126 4436777592 4854963894 5005595232 5296324248 5422728168 5737684602 5915703456 5958364779 6100569189 6473285192 7061765664 7230304224 7282445841 7508392848 7650246136 7944486372 8134092252 8606526903 8873555184 9709927788 10519088437 10592648496 10845456336 11475369204 11916729558 12201138378 12946570384 14564891682 15016785696 15300492272 15888972744 16268184504 17213053806 17747110368 17875094337 19419855576 21038176874 21185296992 21690912672 21847337523 22950738408 23833459116 24402276756 25819580709 25893140768 29129783364 30600984544 31557265311 31777945488 32536369008 34426107612 35750188674 38839711152 42076353748 43694675046 45901476816 47666918232 48804553512 51639161418 58259566728 63114530622 63555890976 65072738016 65542012569 68852215224 71500377348 77458742127 77679422304 84152707496 87389350092 91802953632 94671795933 95333836464 97609107024 103278322836 116519133456 126229061244 131084025138 137704430448 143000754696 154917484254 168305414992 174778700184 189343591866 190667672928 195218214048 196626037707 206556645672 232376226381 233038266912 252458122488 262168050276 275408860896 284015387799 286001509392 309834968508 336610829984 349557400368 378687183732 393252075414 413113291344 464752452762 504916244976 524336100552 568030775598 572003018784 619669937016 699114800736 757374367464 786504150828 826226582688 852046163397 929504905524 1009832489952 1048672201104 1136061551196 1239339874032 1514748734928 1573008301656 1704092326794 1859009811048 2097344402208 2272123102392 2478679748064 2556138490191 3029497469856 3146016603312 3408184653588 3718019622096 4544246204784 5112276980382 6292033206624 6816369307176 7436039244192 9088492409568 10224553960764 13632738614352 20449107921528 27265477228704 40898215843056 81796431686112
• Sum of all divisors σ(n): 284073698039040
• Sum of proper divisors (its aliquot sum) s(n): 202277266352928
• 81796431686112 is an abundant number, because the sum of its proper divisors (202277266352928) is greater than itself. Its abundance is 120480834666816

Bases of 81796431686112

• Binary: 10010100110010010110111010000010010100111100000₂
• Hexadecimal: 0x4A64B74129E0
• Base-36: SZSRFI600

Squares and roots of 81796431686112

• 81796431686112 squared (81796431686112²) is 6690656236580787203293676544
• 81796431686112 cubed (81796431686112³) is 547271805790739568192811255793845464956928
• The square root of 81796431686112 is 9044137.9736330871
• The cube root of 81796431686112 is 43408.8338969663

Scales and comparisons

• 81,796,431,686,112 seconds is equal to 2,600,873 years, 26 weeks, 5 days, 7 hours, 55 minutes, 12 seconds.
• To count from 1 to 81,796,431,686,112 would take you about six million, five hundred two thousand, one hundred eighty-three 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 81796431686112 cubic inches would be around 3617.4 feet tall.

Recreational maths with 81796431686112

• 81796431686112 backwards is 21168613469718
• The number of decimal digits it has is: 14
• The sum of 81796431686112's digits is 63
• More coming soon!