640516332668429763

Names of 640516332668429763

• Cardinal: 640516332668429763 can be written as Six hundred forty quadrillion, five hundred sixteen trillion, three hundred thirty-two billion, six hundred sixty-eight million, four hundred twenty-nine thousand, seven hundred sixty-three.

Scientific notation

• Scientific notation: 6.40516332668429763 × 10¹⁷

Factors of 640516332668429763

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 17
• Sum of prime factors: 115

Divisors of 640516332668429763

• Number of divisors d(n): 384
• Complete list of divisors:
  1 3 7 9 13 21 27 31 39 61 63 91 93 117 169 183 189 217 273 279 351 403 427 507 549 651 793 819 837 1183 1209 1281 1521 1647 1891 1953 2197 2379 2457 2821 3549 3627 3843 4563 5239 5551 5673 5859 6591 7137 8463 10309 10647 10881 11529 13237 15379 15717 16653 17019 19773 21411 24583 25389 28561 30927 31941 36673 39711 46137 47151 49959 51057 59319 68107 72163 73749 76167 85683 92781 110019 119133 134017 138411 141453 149877 172081 199927 204321 216489 221247 257049 278343 319579 330057 357399 371293 402051 415233 476749 516243 599781 612963 649467 663741 771147 885391 938119 958737 990171 1113879 1206153 1430247 1548729 1742221 1799343 1838889 1948401 2237053 2599051 2656173 2814357 2876211 3341637 3618459 4154527 4290741 4646187 4826809 5226663 5398029 6197737 6711159 7797153 7968519 8443071 8628633 10024911 11510083 12195547 12463581 12872223 14480427 15679989 18593211 20133477 22648873 23391459 23905557 25329213 29081689 33787663 34530249 36586641 37390743 43441281 47039967 54008851 55779633 60400431 62748517 67946619 70174377 80570581 87245067 101362989 103590747 109759923 112172229 130323843 149631079 158542111 162026553 167338899 188245551 203839857 241711743 261735201 294435349 304088967 310772241 329279769 378061957 439239619 448893237 475626333 486079659 564736653 611519571 702115063 725135229 785205603 815730721 883306047 912266901 1047417553 1134185871 1317718857 1346679711 1426878999 1458238977 1694209959 1945204027 2061047443 2106345189 2175405687 2447192163 2649918141 3142252659 3402557613 3827659537 3953156571 4040039133 4280636997 4914805441 5710115047 5835612081 6183142329 6319035567 7341576489 7949754423 9127495819 9426757977 10207672839 10604499373 11482978611 11859469713 13616428189 14744416323 17130345141 17506836243 18549426987 18957106701 22024729467 25287652351 26793616759 27382487457 28280273931 31813498119 34448935833 40849284567 44233248969 49759573981 51391035423 52520508729 55648280961 63892470733 74231495611 75862957053 80380850277 82147462371 95440494357 103346807499 118657445647 122547853701 132699746907 137858491849 149278721943 154173106269 177013566457 191677412199 222694486833 227588871159 241142550831 246442387113 286321483071 328739480563 348317017867 355972336941 367643561103 413575475547 447836165829 531040699371 575032236597 646874461753 668083460499 682766613477 723427652493 830602119529 965009442943 986218441689 1044951053601 1067917010823 1240726426641 1343508497487 1542546793411 1593122098113 1725096709791 1792160394037 1940623385259 2004250381497 2301176363941 2491806358587 2895028328829 2958655325067 3134853160803 3203751032469 3722179279923 4273613247319 4528121232271 4627640380233 4779366294339 5376481182111 5821870155777 6903529091823 7475419075761 8409368002789 8685084986487 8875965975201 9404559482409 10797827553877 12545122758259 12820839741957 13584363696813 13882921140699 16129443546333 17465610467331 20053108314343 20710587275469 22426257227283 25228104008367 26055254959461 29915292731233 32393482661631 37635368274777 38462519225871 40753091090439 41648763422097 48388330638999 55556972215147 58865576019523 60159324943029 62131761826407 75684312025101 89745878193699 97180447984893 109321784036257 112906104824331 115387557677613 122259273271317 140371758200401 166670916645441 176596728058569 180477974829087 227052936075303 260690408086459 269237634581097 291541343954679 327965352108771 338718314472993 388898805506029 421115274601203 500012749936323 529790184175707 541433924487261 765252488253799 782071224259377 807712903743291 983896056326313 1166696416518087 1263345823803609 1500038249808969 1589370552527121 1824832856605213 2295757464761397 2346213672778131 2951688168978939 3388975305123967 3500089249554261 3790037471410827 5474498569815639 6887272394284191 7038641018334393 10166925915371901 10500267748662783 16423495709446917 20661817182852573 23722827135867769 30500777746115703 49270487128340751 71168481407603307 91502333238347109 213505444222809921 640516332668429763
• Sum of all divisors σ(n): 1232624023546675200
• Sum of proper divisors (its aliquot sum) s(n): 592107690878245437
• 640516332668429763 is a deficient number, because the sum of its proper divisors (592107690878245437) is less than itself. Its deficiency is 48408641790184326

Bases of 640516332668429763

• Binary: 100011100011100100100011011000000001100010011010010111000011₂
• Hexadecimal: 0x8E392360189A5C3
• Base-36: 4V6S392L5EIR

Squares and roots of 640516332668429763

• 640516332668429763 squared (640516332668429763²) is 410261172415014584439576980064236169
• 640516332668429763 cubed (640516332668429763³) is 262778981591515501597212459220871603954205215220697947
• The square root of 640516332668429763 is 800322642.8562606669
• The cube root of 640516332668429763 is 862005.5647616875

Scales and comparisons

• 640,516,332,668,429,763 seconds is equal to 20,366,438,131 years, 39 weeks, 1 day, 16 hours, 16 minutes, 3 seconds.
• To count from 1 to 640,516,332,668,429,763 would take you about sixty-one billion, ninety-nine million, three hundred fourteen thousand, three hundred ninety-five 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 640516332668429763 cubic inches would be around 71833.8 feet tall.

Recreational maths with 640516332668429763

• 640516332668429763 backwards is 367924866233615046
• The number of decimal digits it has is: 18
• The sum of 640516332668429763's digits is 81
• More coming soon!