640313057805918

Names of 640313057805918

• Cardinal: 640313057805918 can be written as Six hundred forty trillion, three hundred thirteen billion, fifty-seven million, eight hundred five thousand, nine hundred eighteen.

Scientific notation

• Scientific notation: 6.40313057805918 × 10¹⁴

Factors of 640313057805918

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 14447

Divisors of 640313057805918

• Number of divisors d(n): 256
• Complete list of divisors:
  1 2 3 6 7 14 21 42 73 127 146 219 254 331 367 381 438 511 662 734 762 889 993 1022 1101 1533 1778 1986 2202 2317 2569 2667 3066 4634 5138 5334 6951 7707 9271 13537 13902 15414 18542 24163 26791 27074 27813 40611 42037 46609 48326 53582 55626 64897 72489 80373 81222 84074 93218 94759 121477 126111 129794 139827 144978 160746 169141 187537 189518 194691 242954 252222 279654 284277 294259 326263 338282 364431 375074 389382 507423 562611 568554 588518 652526 728862 850339 882777 978789 988201 1014846 1125222 1700678 1719199 1765554 1957578 1976402 2551017 2964603 3068701 3402457 3438398 4480747 4968079 5102034 5157597 5929206 6137402 6804914 6917407 8867821 8961494 9206103 9936158 10207371 10315194 12034393 13442241 13834814 14904237 15427579 17735642 18412206 20414742 20752221 21480907 23817199 24068786 26603463 26884482 29808474 30855158 31365229 34776553 36103179 41504442 42961814 46282737 47634398 53206926 62074747 62730458 64442721 69553106 71451597 72206358 92565474 94095687 104329659 107993053 124149494 125501527 128885442 142903194 186224241 188191374 208659318 215986106 251003054 323979159 327094531 362669767 372448482 376504581 569054869 630946033 647958318 654189062 725339534 753009162 878510689 981283593 1088009301 1126213267 1138109738 1261892066 1644434149 1707164607 1757021378 1892838099 1962567186 2176018602 2252426534 2289661717 2538688369 2635532067 3288868298 3378639801 3414329214 3785676198 3983384083 4416622231 4579323434 4933302447 5077376738 5271064134 6757279602 6868985151 7616065107 7883492869 7966768166 8833244462 9866604894 11511039043 11950152249 13249866693 13737970302 15232130214 15766985738 23022078086 23650478607 23900304498 26499733386 34533117129 41541005437 46059060409 47300957214 69066234258 83082010874 92118120818 120043692877 124623016311 138177181227 208843136923 240087385754 249246032622 276354362454 290787038059 322413422863 360131078631 417686273846 581574076118 626529410769 644826845726 720262157262 840305850139 872361114177 967240268589 1253058821538 1461901958461 1680611700278 1744722228354 1934480537178 2520917550417 2923803916922 4385705875383 5041835100834 8771411750766 15245548995379 30491097990758 45736646986137 91473293972274 106718842967653 213437685935306 320156528902959 640313057805918
• Sum of all divisors σ(n): 1504019041222656
• Sum of proper divisors (its aliquot sum) s(n): 863705983416738
• 640313057805918 is an abundant number, because the sum of its proper divisors (863705983416738) is greater than itself. Its abundance is 223392925610820

Bases of 640313057805918

• Binary: 10010001100101110010000000010110110000011001011110₂
• Hexadecimal: 0x2465C805B065E
• Base-36: 6AYZRA82U6

Squares and roots of 640313057805918

• 640313057805918 squared (640313057805918²) is 410000811996764886192155822724
• 640313057805918 cubed (640313057805918³) is 262528873632557832790765147818964343606080632
• The square root of 640313057805918 is 25304407.8730548051
• The cube root of 640313057805918 is 86191.4366149249

Scales and comparisons

• 640,313,057,805,918 seconds is equal to 20,359,974 years, 32 weeks, 1 day, 15 hours, 25 minutes, 18 seconds.
• To count from 1 to 640,313,057,805,918 would take you about fifty million, eight hundred ninety-nine thousand, nine hundred thirty-six 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 640313057805918 cubic inches would be around 7182.6 feet tall.

Recreational maths with 640313057805918

• 640313057805918 backwards is 819508750313046
• The number of decimal digits it has is: 15
• The sum of 640313057805918's digits is 60
• More coming soon!