640482321798

Names of 640482321798

• Cardinal: 640482321798 can be written as Six hundred forty billion, four hundred eighty-two million, three hundred twenty-one thousand, seven hundred ninety-eight.

Scientific notation

• Scientific notation: 6.40482321798 × 10¹¹

Factors of 640482321798

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 329

Divisors of 640482321798

• Number of divisors d(n): 640
• Complete list of divisors:
  1 2 3 6 9 11 17 18 22 27 31 33 34 51 54 62 66 79 81 89 93 97 99 102 153 158 162 178 186 187 194 198 237 267 279 291 297 306 341 374 459 474 527 534 558 561 582 594 682 711 801 837 869 873 891 918 979 1023 1054 1067 1122 1343 1377 1422 1513 1581 1602 1649 1674 1683 1738 1746 1782 1958 2046 2133 2134 2403 2449 2511 2607 2619 2686 2754 2759 2937 3007 3026 3069 3162 3201 3298 3366 4029 4266 4539 4743 4806 4898 4947 5022 5049 5214 5238 5518 5797 5874 6014 6138 6399 6402 7031 7209 7347 7663 7821 7857 8058 8277 8633 8811 9021 9078 9207 9486 9603 9894 10098 11594 12087 12798 13617 14062 14229 14418 14694 14773 14841 15147 15326 15642 15714 16554 16643 17266 17391 17622 18042 18139 18414 19206 21093 22041 22989 23463 24174 24831 25899 26433 26939 27063 27234 27621 28458 28809 29546 29682 30294 30349 33077 33286 34782 36261 36278 40851 41633 42186 42687 44082 44319 44523 45978 46903 46926 49662 49929 51119 51798 52173 52866 53878 54126 54417 55242 57618 60698 63279 66123 66154 68967 70389 72522 74493 77341 77697 79299 80817 81189 81702 83266 84293 85374 86427 88638 89046 91047 93806 94963 99231 99858 102238 104346 108783 108834 119527 122553 124899 126558 130271 132246 132957 133569 137934 140709 140778 146761 148986 149787 153357 154682 155394 156519 158598 161634 162378 163251 168586 172854 182094 189837 189926 198369 198462 206901 217566 217961 223479 232023 233091 237553 239054 242451 243567 245106 249798 252879 260542 265914 267138 267623 273141 281418 284889 293522 297693 299574 306714 313038 326502 358581 374697 379674 390813 396738 398871 413802 422127 435922 440283 446958 449361 457963 460071 464046 466182 469557 475106 484902 487134 489753 505758 515933 535246 546282 562309 569511 569778 595386 620703 653883 682007 696069 699273 712659 717162 727353 749394 758637 781626 797742 802869 819423 844254 854667 880566 893079 898722 915926 920142 939114 979506 1031866 1075743 1124091 1124618 1139022 1172439 1196613 1241406 1266381 1307766 1314797 1320849 1348083 1364014 1373889 1380213 1392138 1398546 1425318 1432981 1454706 1469259 1517274 1547799 1605738 1614371 1638846 1686927 1709334 1786158 1961649 2046021 2088207 2137977 2151486 2182059 2248182 2275911 2344878 2393226 2397571 2408607 2458269 2532762 2564001 2613083 2629594 2641698 2679237 2696166 2747778 2760426 2865962 2938518 2943853 3095598 3227229 3228742 3372273 3373854 3517317 3705337 3799143 3923298 3944391 3962547 4038401 4092042 4121667 4140639 4176414 4275954 4298943 4364118 4549591 4551822 4643397 4795142 4817214 4843113 4916538 5060781 5128002 5226166 5358474 5884947 5887706 6138063 6264621 6413931 6454458 6744546 6827733 7034634 7192713 7225821 7410674 7502077 7598286 7692003 7839249 7888782 7925094 8076802 8243334 8281278 8597886 8831559 9099182 9286794 9681687 9686226 10121562 10551951 11116011 11594119 11769894 11833173 11887641 12115203 12276126 12365001 12529242 12827862 12896829 13648773 13655466 13930191 14385426 14451642 14529339 15004154 15182343 15384006 15678498 17654841 17663118 18414189 19241793 19363374 21103902 21142217 21578139 21677463 22232022 22506231 23188238 23517747 23666346 23775282 24230406 24730002 25793658 26494677 27297546 27860382 29058678 30364686 33348033 34782357 35309682 35499519 36345609 36828378 37095003 38483586 38690487 40758707 40946319 41790573 42284434 43156278 43354926 43588017 44422411 45012462 45547029 47035494 50045501 52989354 55242567 63426651 64734417 66696066 67518693 69564714 70553241 70999038 72691218 74190006 77380974 79484031 81517414 81892638 83581146 87176034 88844822 91094058 100044099 100091002 104347071 106498557 109036827 110485134 116071461 122276121 122838957 126853302 127535309 129468834 130764051 133267233 135037386 141106482 150136503 158968062 190279953 194203251 200088198 202556079 208694142 211659723 212997114 218073654 232142922 232564387 238452093 244552242 245677914 255070618 261528102 266534466 300132297 300273006 313041213 327110481 359417689 366828363 368516871 380559906 382605927 388406502 399801699 405112158 423319446 450409509 465128774 476904186 570839859 600264594 607668237 626082426 654220962 697693161 718835378 733656726 737033742 765211854 799603398 900819018 939123639 1078253067 1100485089 1141679718 1147817781 1199405097 1215336474 1351228527 1395386322 1712519577 1878247278 2093079483 2156506134 2200970178 2295635562 2398810194 2702457054 3234759201 3301455267 3425039154 3443453343 3598215291 3953594579 4053685581 4186158966 6279238449 6469518402 6602910534 6886906686 7196430582 7907189158 8107371162 9704277603 10330360029 11860783737 12558476898 18837715347 19408555206 20660720058 23721567474 29112832809 35582351211 37675430694 58225665618 71164702422 106747053633 213494107266 320241160899 640482321798
• Sum of all divisors σ(n): 1770389913600
• Sum of proper divisors (its aliquot sum) s(n): 1129907591802
• 640482321798 is an abundant number, because the sum of its proper divisors (1129907591802) is greater than itself. Its abundance is 489425270004

Bases of 640482321798

• Binary: 1001010100011111101110001010010110000110₂
• Hexadecimal: 0x951FB8A586
• Base-36: 868EMYDI

Squares and roots of 640482321798

• 640482321798 squared (640482321798²) is 410217604535756825952804
• 640482321798 cubed (640482321798³) is 262737123795475307797378889488421592
• The square root of 640482321798 is 800301.3943496537
• The cube root of 640482321798 is 8619.9030723845

Scales and comparisons

• 640,482,321,798 seconds is equal to 20,365 years, 18 weeks, 3 days, 20 hours, 3 minutes, 18 seconds.
• To count from 1 to 640,482,321,798 would take you about forty thousand, seven hundred thirty 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 640482321798 cubic inches would be around 718.3 feet tall.

Recreational maths with 640482321798

• 640482321798 backwards is 897123284046
• 640482321798 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 640482321798's digits is 54
• More coming soon!