64990746079877488

Names of 64990746079877488

• Cardinal: 64990746079877488 can be written as Sixty-four quadrillion, nine hundred ninety trillion, seven hundred forty-six billion, seventy-nine million, eight hundred seventy-seven thousand, four hundred eighty-eight.

Scientific notation

• Scientific notation: 6.4990746079877488 × 10¹⁶

Factors of 64990746079877488

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 608

Divisors of 64990746079877488

• Number of divisors d(n): 320
• Complete list of divisors:
  1 2 4 8 13 16 26 31 52 62 104 124 131 208 248 262 403 431 496 524 806 862 961 1048 1612 1703 1724 1922 2096 3224 3406 3448 3844 4061 5603 6448 6812 6896 7688 8122 11206 12493 13361 13624 15376 16244 22412 24986 26722 27248 29791 32488 44824 49972 52793 53444 56461 59582 64976 89648 99944 105586 106888 112922 119164 125891 173693 185761 199888 211172 213776 225844 238328 251782 347386 371522 387283 414191 422344 451688 476656 503564 694772 733993 743044 774566 828382 844688 903376 1007128 1389544 1467986 1486088 1549132 1636583 1656764 1750291 2014256 2414893 2779088 2935972 2972176 3098264 3273166 3313528 3500582 3902621 4829786 5384483 5758591 5871944 6196528 6546332 6627056 7001164 7805242 9659572 10768966 11517182 11743888 12839921 13092664 14002328 15610484 19319144 21537932 22753783 23034364 24334691 25679842 26185328 28004656 31220968 38638288 43075864 45507566 46068728 48669382 50734073 51359684 54259021 62441936 74861683 80062991 86151728 91015132 92137456 97338764 101468146 102719368 108518042 149723366 160125982 166918973 178516321 182030264 194677528 202936292 205438736 217036084 299446732 316350983 320251964 333837946 357032642 364060528 389355056 405872584 434072168 598893464 632701966 640503928 667675892 705367273 714065284 754375421 811745168 868144336 1040818883 1197786928 1265403932 1281007856 1335351784 1410734546 1428130568 1508750842 1682029651 2081637766 2320712173 2481952721 2530807864 2670703568 2821469092 2856261136 3017501684 3364059302 4163275532 4641424346 4963905442 5061615728 5534005951 5642938184 6035003368 6728118604 8326551064 9282848692 9806880473 9927810884 10488251821 11068011902 11285876368 12070006736 13456237208 16653102128 18565697384 19613760946 19855621768 20976503642 21866385463 22136023804 23385638051 26912474416 32265385373 37131394768 39227521892 39711243536 41953007284 43732770926 44272047608 46771276102 64530770746 71942077363 76940534351 78455043784 83906014568 87465541852 88544095216 93542552204 129061541492 136347273673 143884154726 153881068702 156910087568 167812029136 174931083704 187085104408 258123082984 272694547346 287768309452 304013294663 307762137404 325135806451 349862167408 374170208816 516246165968 545389094692 575536618904 608026589326 615524274808 650271612902 724954779581 1000226946563 1090778189384 1151073237808 1216053178652 1231048549616 1300543225804 1449909559162 2000453893126 2181556378768 2385156564881 2432106357304 2601086451608 2899819118324 4000907786252 4226765483863 4770313129762 4864212714608 5202172903216 5799638236648 8001815572504 8453530967726 9424412134553 9540626259524 10079209999981 11599276473296 16003631145008 16907061935452 18848824269106 19081252519048 20158419999962 31007035343453 33814123870904 37697648538212 38162505038096 40316839999924 62014070686906 67628247741808 75395297076424 80633679999848 124028141373812 131029729999753 150790594152848 161267359999696 248056282747624 262059459999506 312455509999411 496112565495248 524118919999012 624911019998822 1048237839998024 1249822039997644 2096475679996048 2499644079995288 4061921629992343 4999288159990576 8123843259984686 16247686519969372 32495373039938744 64990746079877488
• Sum of all divisors σ(n): 141523752748105728
• Sum of proper divisors (its aliquot sum) s(n): 76533006668228240
• 64990746079877488 is an abundant number, because the sum of its proper divisors (76533006668228240) is greater than itself. Its abundance is 11542260588350752

Bases of 64990746079877488

• Binary: 11100110111001001011110100111101110001110101100101110000₂
• Hexadecimal: 0xE6E4BD3DC75970
• Base-36: HRXAOKSMDF4

Squares and roots of 64990746079877488

• 64990746079877488 squared (64990746079877488²) is 4223797076019111073832509089190144
• 64990746079877488 cubed (64990746079877488³) is 274507723260487039199387477328971353189100657078272
• The square root of 64990746079877488 is 254932826.6031612649
• The cube root of 64990746079877488 is 402053.4941969251

Scales and comparisons

• 64,990,746,079,877,488 seconds is equal to 2,066,504,695 years, 39 weeks, 4 days, 20 hours, 11 minutes, 28 seconds.
• To count from 1 to 64,990,746,079,877,488 would take you about six billion, one hundred ninety-nine million, five hundred fourteen thousand and eighty-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 64990746079877488 cubic inches would be around 33504.5 feet tall.

Recreational maths with 64990746079877488

• 64990746079877488 backwards is 88477897064709946
• The number of decimal digits it has is: 17
• The sum of 64990746079877488's digits is 103
• More coming soon!