81231969303364

Names of 81231969303364

• Cardinal: 81231969303364 can be written as Eighty-one trillion, two hundred thirty-one billion, nine hundred sixty-nine million, three hundred three thousand, three hundred sixty-four.

Scientific notation

• Scientific notation: 8.1231969303364 × 10¹³

Factors of 81231969303364

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 478

Divisors of 81231969303364

• Number of divisors d(n): 480
• Complete list of divisors:
  1 2 4 11 17 22 34 44 47 61 68 94 121 122 149 187 188 191 242 244 298 374 382 484 517 596 671 748 764 799 1034 1037 1331 1342 1598 1639 2057 2068 2074 2101 2533 2662 2684 2867 3196 3247 3278 4114 4148 4202 5066 5324 5687 5734 6494 6556 7003 7381 8228 8404 8789 8977 9089 10132 11374 11407 11468 11651 12988 14006 14641 14762 17578 17954 18029 18178 22627 22748 22814 23111 23302 27863 28012 28459 29282 29524 31537 35156 35717 35908 36058 36356 45254 45628 46222 46604 48739 55726 56918 58564 62557 63074 71434 72116 77033 81191 90508 92444 96679 97478 98747 99979 111452 113836 119051 125114 125477 126148 128161 142868 152609 154066 154513 162382 193358 194956 197494 198067 198319 199958 238102 248897 250228 250954 254221 256322 305218 306493 308132 309026 313049 324764 346907 386716 392887 394988 396134 396638 399916 427183 476204 483803 497794 501908 508442 512644 536129 547597 610436 612986 618052 626098 688127 693814 785774 792268 793276 847363 854366 893101 967606 995588 1016884 1063469 1072258 1086217 1095194 1099769 1225972 1252196 1309561 1337573 1376254 1380247 1387628 1409771 1571548 1678699 1694726 1699643 1708732 1735999 1786202 1935212 2126938 2144516 2172434 2178737 2181509 2190388 2199538 2619122 2675146 2752508 2760494 2796431 2819542 3357398 3371423 3389452 3399286 3443539 3471998 3572404 3815977 4253876 4321757 4344868 4357474 4363018 4399076 4699013 5238244 5321833 5350292 5520988 5592862 5639084 5897419 6023567 6714796 6742846 6798572 6887078 6943996 7262111 7631954 8643514 8714948 8726036 9309149 9320993 9398026 10643666 11185724 11698159 11794838 11948387 12047134 12097459 13485692 13774156 14405171 14524222 14713303 15182717 15263908 15507481 17287028 18465689 18618298 18641986 18696073 18796052 19095989 21287332 22738741 23396318 23589676 23896774 23966107 24094268 24194918 28810342 29048444 29426606 29511983 30365434 31014962 36931378 37085653 37236596 37283972 37392146 37878929 38191978 41975747 45477482 46792636 47539327 47793548 47932214 48389836 51689143 57620684 58540163 58853212 59023966 60730868 62029924 64871609 66259237 73862756 74171306 74784292 75757858 76383956 79883221 81591953 83951494 90954964 95078654 95864428 102400639 102530923 103378286 117080326 118047932 129743218 131432257 132518474 133072049 148342612 151515716 158456881 159766442 161846333 163183906 167902988 170582291 190157308 203122579 204801278 205061846 205656803 206756572 210055879 234160652 250126151 259486436 262864514 263627177 265036948 266144098 316913762 319532884 323692666 324631813 326367812 341164582 406245158 409602556 410123692 411313606 416668219 420111758 500252302 525729028 527254354 532288196 568580573 633827524 643941793 647385332 649263626 682329164 713587699 728851607 812490316 822627212 833336438 840223516 878715431 897511483 1000504604 1054508708 1126407029 1137161146 1287883586 1298527252 1387063201 1427175398 1457703214 1666672876 1743025691 1757430862 1780309663 1795022966 2234348369 2252814058 2262224833 2274322292 2310614669 2575767172 2751387661 2774126402 2854350796 2899898947 2915406428 3486051382 3514861724 3560619326 3570949943 3590045932 4468696738 4505628116 4524449666 4621229338 5502775322 5548252804 5799797894 6254386303 6972102764 7083359723 7121238652 7141899886 8017367677 8937393476 9048899332 9242458676 9665869741 9872626313 11005550644 11599595788 12390477319 12508772606 14166719446 14283799772 15257695211 16034735354 19331739482 19583406293 19745252626 24780954638 25017545212 25416761359 28333438892 30265264271 30515390422 32069470708 38663478964 39166812586 39280449373 39490505252 49561909276 50833522718 60530528542 61030780844 78333625172 78560898746 101667045436 106324567151 108598889443 121061057084 136295250509 157121797492 167834647321 212649134302 217197778886 272590501018 332917906981 335669294642 425298268604 432084943103 434395557772 545181002036 665835813962 671338589284 864169886206 1194587783873 1331671627924 1728339772412 1846181120531 2389175567746 3692362241062 4778351135492 7384724482124 20307992325841 40615984651682 81231969303364
• Sum of all divisors σ(n): 173922868224000
• Sum of proper divisors (its aliquot sum) s(n): 92690898920636
• 81231969303364 is an abundant number, because the sum of its proper divisors (92690898920636) is greater than itself. Its abundance is 11458929617272

Bases of 81231969303364

• Binary: 10010011110000101001010101011001011101101000100₂
• Hexadecimal: 0x49E14AACBB44
• Base-36: SSLG96C04

Squares and roots of 81231969303364

• 81231969303364 squared (81231969303364²) is 6598632836902671179461716496
• 81231969303364 cubed (81231969303364³) is 536019940051447493201369530776084787092544
• The square root of 81231969303364 is 9012877.9700694937
• The cube root of 81231969303364 is 43308.7511542191

Scales and comparisons

• 81,231,969,303,364 seconds is equal to 2,582,925 years, 18 weeks, 3 days, 21 hours, 36 minutes, 4 seconds.
• To count from 1 to 81,231,969,303,364 would take you about six million, four hundred fifty-seven thousand, three hundred thirteen 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 81231969303364 cubic inches would be around 3609.1 feet tall.

Recreational maths with 81231969303364

• 81231969303364 backwards is 46330396913218
• The number of decimal digits it has is: 14
• The sum of 81231969303364's digits is 58
• More coming soon!