640016649362064

Names of 640016649362064

• Cardinal: 640016649362064 can be written as Six hundred forty trillion, sixteen billion, six hundred forty-nine million, three hundred sixty-two thousand and sixty-four.

Scientific notation

• Scientific notation: 6.40016649362064 × 10¹⁴

Factors of 640016649362064

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 360

Divisors of 640016649362064

• Number of divisors d(n): 360
• Complete list of divisors:
  1 2 3 4 6 8 12 13 16 24 26 39 48 52 59 78 104 118 156 169 177 208 236 283 312 338 354 472 507 566 624 676 708 767 849 944 1014 1132 1352 1416 1534 1698 2028 2264 2301 2704 2832 3068 3396 3481 3679 4056 4528 4602 6136 6792 6962 7358 8112 9204 9971 10443 11037 12272 13584 13924 14716 16697 18408 19942 20886 22074 27848 29432 29913 33394 36816 39884 41772 44148 45253 47827 50091 55696 58864 59826 66788 79768 80089 83544 88296 90506 95654 100182 119652 133576 135759 143481 159536 160178 167088 176592 181012 191308 200364 217061 239304 240267 267152 271518 286962 320356 362024 382616 400728 434122 478608 480534 543036 573924 588289 640712 651183 724048 765232 801456 868244 961068 985123 1041157 1086072 1147848 1176578 1281424 1302366 1736488 1764867 1922136 1970246 2082314 2172144 2295696 2353156 2604732 2821793 2955369 3123471 3472976 3529734 3844272 3940492 4164628 4706312 4725251 5209464 5643586 5910738 6246942 7059468 7880984 8329256 8465379 9412624 9450502 10418928 11287172 11821476 12493884 12806599 13535041 14118936 14175753 15761968 16658512 16930758 18901004 22574344 22665187 23642952 24987768 25613198 27070082 28237872 28351506 33861516 37802008 38419797 40605123 45148688 45330374 47285904 49975536 51226396 54140164 56703012 61428263 67723032 67995561 75604016 76839594 81210246 90660748 102452792 108280328 113406024 122856526 135446064 135991122 153679188 162420492 166485787 181321496 184284789 204905584 216560656 226812048 245713052 271982244 278789809 294647431 307358376 324840984 332971574 362642992 368569578 491426104 499457361 543964488 557579618 589294862 614716752 649681968 665943148 737139156 798567419 836369427 883942293 982852208 998914722 1087928976 1115159236 1178589724 1331886296 1337246033 1474278312 1597134838 1672738854 1767884586 1997829444 2230318472 2357179448 2395702257 2663772592 2674492066 2948556624 3194269676 3345477708 3535769172 3624267517 3830416603 3995658888 4011738099 4460636944 4714358896 4791404514 5348984132 6388539352 6690955416 7071538344 7248535034 7660833206 7991317776 8023476198 9582809028 10697968264 10872802551 11491249809 12777078704 13381910832 14143076688 14497070068 15321666412 16046952396 17384198429 19165618056 21395936528 21745605102 22982499618 28994140136 30643332824 32093904792 34768396858 38331236112 43491210204 45964999236 47115477721 52152595287 57988280272 61286665648 64187809584 69536793716 78897515947 86982420408 91929998472 94230955442 104305190574 139073587432 141346433163 157795031894 173964840816 183859996944 188461910884 208610381148 225994579577 236692547841 278147174864 282692866326 315590063788 376923821768 417220762296 451989159154 473385095682 565385732652 631180127576 677983738731 753847643536 834441524592 903978318308 946770191364 1025667707311 1130771465304 1262360255152 1355967477462 1807956636616 1893540382728 2051335414622 2261542930608 2711934954924 3077003121933 3615913273232 3787080765456 4102670829244 5423869909848 6154006243866 8205341658488 10847739819696 12308012487732 13333680195043 16410683316976 24616024975464 26667360390086 40001040585129 49232049950928 53334720780172 80002081170258 106669441560344 160004162340516 213338883120688 320008324681032 640016649362064
• Sum of all divisors σ(n): 1827659698468320
• Sum of proper divisors (its aliquot sum) s(n): 1187643049106256
• 640016649362064 is an abundant number, because the sum of its proper divisors (1187643049106256) is greater than itself. Its abundance is 547626399744192

Bases of 640016649362064

• Binary: 10010001100001011101111101000010010001101010010000₂
• Hexadecimal: 0x246177D091A90
• Base-36: 6AV7L8AFTC

Squares and roots of 640016649362064

• 640016649362064 squared (640016649362064²) is 409621311460643177138162340096
• 640016649362064 cubed (640016649362064³) is 262164459268335272129366382213591867808518144
• The square root of 640016649362064 is 25298550.3411176507
• The cube root of 640016649362064 is 86178.1348856953

Scales and comparisons

• 640,016,649,362,064 seconds is equal to 20,350,549 years, 38 weeks, 6 days, 8 hours, 34 minutes, 24 seconds.
• To count from 1 to 640,016,649,362,064 would take you about fifty million, eight hundred seventy-six thousand, three hundred seventy-four 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 640016649362064 cubic inches would be around 7181.5 feet tall.

Recreational maths with 640016649362064

• 640016649362064 backwards is 460263946610046
• The number of decimal digits it has is: 15
• The sum of 640016649362064's digits is 57
• More coming soon!