81472251673332

Names of 81472251673332

• Cardinal: 81472251673332 can be written as Eighty-one trillion, four hundred seventy-two billion, two hundred fifty-one million, six hundred seventy-three thousand, three hundred thirty-two.

Scientific notation

• Scientific notation: 8.1472251673332 × 10¹³

Factors of 81472251673332

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 450

Divisors of 81472251673332

• Number of divisors d(n): 600
• Complete list of divisors:
  1 2 3 4 6 9 12 13 18 23 26 27 36 39 46 52 54 69 78 81 92 108 117 138 156 162 169 207 234 276 299 324 338 351 409 414 468 507 529 598 621 676 702 818 828 897 1014 1053 1058 1196 1227 1242 1404 1521 1587 1636 1794 1863 2028 2106 2116 2197 2454 2484 2691 3042 3174 3588 3681 3726 3887 4212 4394 4563 4761 4908 5317 5382 6084 6348 6591 6877 7362 7452 7774 8073 8788 9126 9407 9522 10634 10764 11043 11661 12167 13182 13689 13754 14283 14724 15548 15951 16146 18252 18814 19044 19773 20631 21268 22086 23322 24219 24334 26364 27378 27508 28221 28566 31902 32292 33129 34983 36501 37628 39546 41262 42849 44172 46644 47853 48438 48668 50531 54756 56442 57132 59319 61893 63804 66258 69121 69966 73002 79092 82524 84663 85698 89401 95706 96876 101062 104949 109503 112884 118638 122291 123786 132516 138242 139932 143559 146004 151593 158171 169326 171396 177957 178802 185679 191412 202124 207363 209898 216361 219006 237276 244582 247572 253989 268203 276484 279841 287118 303186 314847 316342 328509 338652 355914 357604 366873 371358 414726 419796 430677 432722 438012 454779 474513 489164 507978 536406 557037 559682 574236 606372 622089 629694 632684 649083 657018 711828 733746 742716 761967 804609 829452 839523 861354 865444 898573 909558 949026 985527 1015956 1072812 1100619 1114074 1119364 1162213 1244178 1259388 1298166 1314036 1364337 1423539 1467492 1523934 1589783 1609218 1679046 1722708 1797146 1819116 1866267 1898052 1947249 1971054 2056223 2201238 2228148 2324426 2413827 2488356 2518569 2596332 2695719 2728674 2812693 2847078 3047868 3179566 3218436 3301857 3358092 3486639 3594292 3637933 3732534 3894498 3942108 4093011 4112446 4270617 4402476 4648852 4769349 4827654 4976303 5037138 5391438 5457348 5598801 5625386 5694156 5841747 6168669 6359132 6603714 6973278 7241481 7275866 7465068 7555707 7788996 8087157 8186022 8224892 8438079 8541234 9538698 9655308 9905571 9952606 10074276 10459917 10782876 10913799 11197602 11250772 11683494 12337338 12811851 13207428 13946556 14308047 14482962 14551732 14928909 15111414 16174314 16372044 16876158 17082468 17525241 18506007 19077396 19811142 19905212 20667179 20919834 21827598 22395204 22667121 23366988 24261471 24674676 25314237 25623702 26730899 28616094 28965924 29857818 30222828 31379751 32348628 32741397 33752316 35050482 36565009 37012014 39622284 41334358 41839668 42924141 43655196 44786727 45334242 47293129 48522942 50628474 51247404 53461798 55518021 57232188 59715636 62001537 62759502 64691939 65482794 70100964 72784413 73130018 74024028 75942711 80192697 82668716 85848282 89573454 90668484 94139253 94586258 97045884 98224191 101256948 106923596 109695027 111036042 114454969 124003074 125519004 128772423 129383878 130965588 134360181 141879387 145568826 146260036 151885422 160385394 166554063 171696564 179146908 186004611 188278506 189172516 194075817 196448382 219390054 222072084 227828133 228909938 240578091 248006148 257544846 258767756 268720362 283758774 291137652 294672573 303770844 320770788 329085081 333108126 343364907 372009222 376557012 388151634 392896764 403080543 425638161 438780108 455656266 457819876 475345117 481156182 515089692 537440724 558013833 567517548 582227451 589345146 614810677 658170162 666216252 686729814 721734273 744018444 776303268 806161086 840995207 851276322 911312532 950690234 962312364 987255243 1030094721 1116027666 1164454902 1178690292 1229621354 1276914483 1316340324 1373459628 1426035351 1443468546 1487914597 1612322172 1674041499 1681990414 1702552644 1746682353 1844432031 1901380468 1974510486 2060189442 2165202819 2232055332 2328909804 2459242708 2522985621 2553828966 2852070702 2886937092 2961765729 2975829194 3090284163 3348082998 3363980828 3493364706 3688864062 3830743449 3949020972 4120378884 4278106053 4330405638 4463743791 5045971242 5107657932 5240047059 5533296093 5704141404 5923531458 5951658388 6180568326 6696165996 6986729412 7377728124 7568956863 7661486898 8556212106 8660811276 8927487582 9270852489 10091942484 10480094118 10932937691 11066592186 11847062916 12361136652 12834318159 13391231373 15137913726 15322973796 16599888279 17112424212 17854975164 18541704978 19342889761 20960188236 21865875382 22133184372 22706870589 25668636318 26782462746 30275827452 32798813073 33199776558 37083409956 38502954477 38685779522 40173694119 43731750764 45413741178 49799664837 51337272636 53564925492 58028669283 65597626146 66399553116 68120611767 77005908954 77371559044 80347388238 90827482356 98396439219 99599329674 116057338566 120521082357 131195252292 136241223534 154011817908 160694776476 174086007849 196792878438 199198659348 232114677132 241042164714 251457566893 272482447068 295189317657 348172015698 393585756876 482084329428 502915133786 522258023547 590378635314 696344031396 754372700679 885567952971 1005830267572 1044516047094 1180757270628 1508745401358 1566774070641 1771135905942 2089032094188 2263118102037 3017490802716 3133548141282 3542271811884 4526236204074 6267096282564 6789354306111 9052472408148 13578708612222 20368062918333 27157417224444 40736125836666 81472251673332
• Sum of all divisors σ(n): 241802427158600
• Sum of proper divisors (its aliquot sum) s(n): 160330175485268
• 81472251673332 is an abundant number, because the sum of its proper divisors (160330175485268) is greater than itself. Its abundance is 78857923811936

Bases of 81472251673332

• Binary: 10010100001100100111100100111101011101011110100₂
• Hexadecimal: 0x4A193C9EBAF4
• Base-36: SVNU33F90

Squares and roots of 81472251673332

• 81472251673332 squared (81472251673332²) is 6637727792722748874039982224
• 81472251673332 cubed (81472251673332³) is 540790629267778299805346760644355534850368
• The square root of 81472251673332 is 9026198.0741246755
• The cube root of 81472251673332 is 43351.4112289037

Scales and comparisons

• 81,472,251,673,332 seconds is equal to 2,590,565 years, 30 weeks, 5 days, 20 hours, 22 minutes, 12 seconds.
• To count from 1 to 81,472,251,673,332 would take you about six million, four hundred seventy-six thousand, four 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 81472251673332 cubic inches would be around 3612.6 feet tall.

Recreational maths with 81472251673332

• 81472251673332 backwards is 23337615227418
• 81472251673332 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 81472251673332's digits is 54
• More coming soon!