640835022464

Names of 640835022464

• Cardinal: 640835022464 can be written as Six hundred forty billion, eight hundred thirty-five million, twenty-two thousand, four hundred sixty-four.

Scientific notation

• Scientific notation: 6.40835022464 × 10¹¹

Factors of 640835022464

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 1984

Divisors of 640835022464

• Number of divisors d(n): 512
• Complete list of divisors:
  1 2 4 7 8 13 14 16 17 26 28 32 34 37 47 52 56 64 68 74 91 94 104 112 119 128 136 148 182 188 208 221 224 238 259 272 296 329 364 376 416 442 448 476 481 518 544 592 611 629 658 728 752 799 832 884 896 952 962 1036 1088 1184 1222 1258 1316 1456 1504 1547 1598 1664 1739 1768 1861 1904 1924 2072 2176 2368 2444 2516 2632 2912 3008 3094 3196 3367 3478 3536 3722 3808 3848 4144 4277 4403 4736 4888 5032 5264 5593 5824 6016 6188 6392 6734 6956 7072 7444 7616 7696 8177 8288 8554 8806 9776 10064 10387 10528 11186 11648 12173 12376 12784 13027 13468 13912 14144 14888 15232 15392 16354 16576 17108 17612 19552 20128 20774 21056 22372 22607 24193 24346 24752 25568 26054 26936 27824 28288 29563 29776 30784 31637 32708 33152 34216 35224 39104 40256 41548 42112 44744 45214 48386 48692 49504 51136 52108 53872 55648 57239 59126 59552 61568 63274 65416 68432 68857 70448 72709 78208 80512 83096 87467 89488 90428 96772 97384 99008 102272 104216 107744 111296 114478 118252 119104 126548 130832 136864 137714 140896 145418 158249 166192 169351 174934 178976 180856 193544 194768 198016 206941 208432 215488 221459 222592 228956 236504 238208 253096 261664 273728 275428 281792 290836 316498 332384 338702 349868 357952 361712 384319 387088 389536 411281 413882 416864 430976 442918 457912 473008 481999 506192 523328 547456 550856 563584 581672 612269 632996 664768 677404 699736 715904 723424 768638 774176 779072 822562 827764 833728 885836 895141 915824 946016 963998 1012384 1046656 1101712 1137071 1163344 1170569 1224538 1265992 1329536 1354808 1399472 1446848 1486939 1537276 1548352 1558144 1645124 1655528 1667456 1771672 1790282 1831648 1892032 1927996 2024768 2203424 2274142 2326688 2341138 2449076 2531984 2690233 2709616 2798944 2878967 2893696 2973878 3074552 3096704 3236279 3290248 3311056 3543344 3580564 3663296 3784064 3855992 4049536 4406848 4548284 4653376 4682276 4898152 5063968 5380466 5419232 5597888 5757934 5947756 6149104 6265987 6472558 6580496 6622112 7086688 7161128 7326592 7711984 7959497 8193983 8813696 9096568 9306752 9364552 9796304 10127936 10408573 10760932 10838464 11195776 11515868 11895512 12298208 12531974 12945116 13160992 13244224 14173376 14322256 15217397 15423968 15918994 16387966 18193136 18729104 19330207 19592608 20255872 20817146 21521864 21676928 22653953 23031736 23791024 24596416 25063948 25890232 26321984 26488448 28346752 28644512 30434794 30847936 31837988 32775932 36386272 37458208 38660414 39185216 41634292 42071627 43043728 45307906 46063472 47582048 49192832 50127896 51780464 52643968 55016743 57289024 60869588 61695872 63675976 65551864 72772544 74916416 77320828 78370432 83268584 84143254 86087456 90615812 92126944 95164096 100255792 103560928 106521779 110033486 114578048 121739176 127351952 131103728 135311449 145545088 149832832 154641656 166537168 168286508 172174912 181231624 184253888 190328192 200511584 207121856 213043558 220066972 243478352 254703904 262207456 270622898 294501389 309283312 333074336 336573016 344349824 362463248 368507776 385117201 401023168 414243712 426087116 440133944 486956704 509407808 524414912 541245796 589002778 618566624 666148672 673146032 715217659 724926496 770234402 802046336 852174232 880267888 973913408 1018815616 1048829824 1082491592 1178005556 1237133248 1332297344 1346292064 1430435318 1449852992 1540468804 1704348464 1760535776 1947826816 2164983184 2356011112 2474266496 2692584128 2860870636 2899705984 3080937608 3408696928 3521071552 4329966368 4712022224 5006523613 5385168256 5721741272 6161875216 6817393856 7042143104 8659932736 9424044448 10013047226 11443482544 12323750432 13634787712 17319865472 18848088896 20026094452 22886965088 24647500864 37696177792 40052188904 45773930176 49295001728 80104377808 91547860352 160208755616 320417511232 640835022464
• Sum of all divisors σ(n): 1745963735040
• Sum of proper divisors (its aliquot sum) s(n): 1105128712576
• 640835022464 is an abundant number, because the sum of its proper divisors (1105128712576) is greater than itself. Its abundance is 464293690112

Bases of 640835022464

• Binary: 1001010100110100101111100110111010000000₂
• Hexadecimal: 0x9534BE6E80
• Base-36: 86E8MJY8

Squares and roots of 640835022464

• 640835022464 squared (640835022464²) is 410669526016435384631296
• 640835022464 cubed (640835022464³) is 263171414930022602143401052517433344
• The square root of 640835022464 is 800521.7189208549
• The cube root of 640835022464 is 8621.4850508167

Scales and comparisons

• 640,835,022,464 seconds is equal to 20,376 years, 29 weeks, 5 days, 27 minutes, 44 seconds.
• To count from 1 to 640,835,022,464 would take you about forty thousand, seven hundred fifty-three 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 640835022464 cubic inches would be around 718.5 feet tall.

Recreational maths with 640835022464

• 640835022464 backwards is 464220538046
• The number of decimal digits it has is: 12
• The sum of 640835022464's digits is 44
• More coming soon!