640090769472

Names of 640090769472

• Cardinal: 640090769472 can be written as Six hundred forty billion, ninety million, seven hundred sixty-nine thousand, four hundred seventy-two.

Scientific notation

• Scientific notation: 6.40090769472 × 10¹¹

Factors of 640090769472

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 852

Divisors of 640090769472

• Number of divisors d(n): 504
• Complete list of divisors:
  1 2 3 4 6 7 8 9 11 12 14 16 18 21 22 24 27 28 32 33 36 42 44 48 49 54 56 63 64 66 72 77 84 88 96 98 99 108 112 126 132 144 147 154 168 176 189 192 196 198 216 224 231 252 264 288 294 297 308 336 352 378 392 396 432 441 448 462 504 528 539 576 588 594 616 672 693 704 756 784 792 829 864 882 924 1008 1056 1078 1176 1188 1232 1323 1344 1386 1512 1568 1584 1617 1658 1728 1764 1848 2016 2079 2112 2156 2352 2376 2464 2487 2646 2772 3024 3136 3168 3234 3316 3528 3696 4032 4158 4312 4704 4752 4851 4928 4974 5292 5544 5803 6048 6336 6468 6632 7056 7392 7461 8316 8624 9119 9408 9504 9702 9948 10584 11088 11606 12096 12936 13264 14112 14553 14784 14922 16632 17248 17409 18238 19008 19404 19896 21168 22176 22383 23212 25872 26528 27357 28224 29106 29844 33264 34496 34818 36476 38808 39792 40621 42336 44352 44766 46424 51744 52227 53056 54714 58212 59688 63833 66528 69636 72952 77616 79584 81242 82071 84672 89532 92848 103488 104454 109428 116424 119376 121863 127666 133056 139272 145904 155232 156681 159168 162484 164142 179064 185696 191499 208908 218856 232848 238752 243726 246213 255332 278544 291808 310464 313362 324968 328284 358128 365589 371392 382998 417816 437712 446831 465696 477504 487452 492426 510664 557088 574497 583616 626724 649936 656568 687241 716256 731178 765996 835632 875424 893662 931392 974904 984852 1021328 1096767 1114176 1148994 1253448 1299872 1313136 1340493 1374482 1432512 1462356 1531992 1671264 1723491 1750848 1787324 1949808 1969704 2042656 2061723 2193534 2297988 2506896 2599744 2626272 2680986 2748964 2924712 3063984 3342528 3446982 3574648 3899616 3939408 4021479 4085312 4123446 4387068 4595976 4810687 5013792 5252544 5361972 5497928 5849424 6127968 6185169 6893964 7149296 7559651 7799232 7878816 8042958 8246892 8774136 9191952 9621374 10027584 10723944 10995856 11698848 12064437 12255936 12370338 13787928 14298592 14432061 15119302 15757632 16085916 16493784 17548272 18383904 18555507 19242748 21447888 21991712 22678953 23397696 24128874 24740676 27575856 28597184 28864122 30238604 32171832 32987568 33674809 35096544 36767808 37111014 38485496 42895776 43296183 43983424 45357906 48257748 49481352 52917557 55151712 57728244 60477208 64343664 65975136 67349618 68036859 70193088 74222028 76970992 85791552 86592366 90715812 96515496 98962704 101024427 105835114 110303424 115456488 120954416 128687328 129888549 131950272 134699236 136073718 148444056 153941984 158752671 173184732 181431624 193030992 197925408 202048854 204110577 211670228 230912976 241908832 257374656 259777098 269398472 272147436 296888112 303073281 307883968 317505342 346369464 362863248 370422899 386061984 395850816 404097708 408221154 423340456 461825952 476258013 483817664 519554196 538796944 544294872 593776224 606146562 635010684 692738928 725726496 740845798 772123968 808195416 816442308 846680912 909219843 923651904 952516026 1039108392 1077593888 1088589744 1111268697 1187552448 1212293124 1270021368 1385477856 1428774039 1451452992 1481691596 1616390832 1632884616 1693361824 1818439686 1905032052 2078216784 2155187776 2177179488 2222537394 2424586248 2540042736 2770955712 2857548078 2963383192 3232781664 3265769232 3333806091 3386723648 3636879372 3810064104 4156433568 4354358976 4445074788 4849172496 5080085472 5715096156 5926766384 6465563328 6531538464 6667612182 7273758744 7620128208 8312867136 8890149576 9698344992 10001418273 10160170944 11430192312 11853532768 13063076928 13335224364 14547517488 15240256416 17780299152 19396689984 20002836546 22860384624 23707065536 26670448728 29095034976 30480512832 35560598304 40005673092 45720769248 53340897456 58190069952 71121196608 80011346184 91441538496 106681794912 160022692368 213363589824 320045384736 640090769472
• Sum of all divisors σ(n): 2390854065120
• Sum of proper divisors (its aliquot sum) s(n): 1750763295648
• 640090769472 is an abundant number, because the sum of its proper divisors (1750763295648) is greater than itself. Its abundance is 1110672526176

Bases of 640090769472

• Binary: 1001010100001000011000100000100001000000₂
• Hexadecimal: 0x9508620840
• Base-36: 861XIMO0

Squares and roots of 640090769472

• 640090769472 squared (640090769472²) is 409716193163257047158784
• 640090769472 cubed (640090769472³) is 262255553347007789033592641923842048
• The square root of 640090769472 is 800056.7289086443
• The cube root of 640090769472 is 8618.1461510751

Scales and comparisons

• 640,090,769,472 seconds is equal to 20,352 years, 47 weeks, 23 hours, 31 minutes, 12 seconds.
• To count from 1 to 640,090,769,472 would take you about forty thousand, seven hundred 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 640090769472 cubic inches would be around 718.2 feet tall.

Recreational maths with 640090769472

• 640090769472 backwards is 274967090046
• 640090769472 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 640090769472's digits is 54
• More coming soon!