640605622272

Names of 640605622272

• Cardinal: 640605622272 can be written as Six hundred forty billion, six hundred five million, six hundred twenty-two thousand, two hundred seventy-two.

Scientific notation

• Scientific notation: 6.40605622272 × 10¹¹

Factors of 640605622272

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 18
• Sum of prime factors: 334

Divisors of 640605622272

• Number of divisors d(n): 468
• Complete list of divisors:
  1 2 3 4 6 7 8 11 12 14 16 21 22 24 28 32 33 42 44 48 49 56 64 66 77 84 88 96 98 112 128 132 147 154 168 176 192 196 224 231 256 264 294 308 311 336 352 384 392 448 462 512 528 539 588 616 622 672 704 768 784 896 924 933 1024 1056 1078 1176 1232 1244 1344 1408 1536 1568 1617 1792 1848 1866 2048 2112 2156 2177 2352 2464 2488 2688 2816 3072 3136 3234 3421 3584 3696 3732 4096 4224 4312 4354 4704 4928 4976 5376 5632 6144 6272 6468 6531 6842 7168 7392 7464 8448 8624 8708 9408 9856 9952 10263 10752 11264 12288 12544 12936 13062 13684 14336 14784 14928 15239 16896 17248 17416 18816 19712 19904 20526 21504 22528 23947 25088 25872 26124 27368 28672 29568 29856 30478 33792 34496 34832 37632 39424 39808 41052 43008 45056 45717 47894 50176 51744 52248 54736 59136 59712 60956 67584 68992 69664 71841 75264 78848 79616 82104 86016 91434 95788 96721 100352 103488 104496 109472 118272 119424 121912 135168 137984 139328 143682 150528 157696 159232 164208 167629 182868 191576 193442 200704 206976 208992 218944 236544 238848 243824 275968 278656 287364 290163 301056 315392 318464 328416 335258 365736 383152 386884 413952 417984 437888 473088 477696 487648 502887 551936 557312 574728 580326 602112 636928 656832 670516 677047 731472 766304 773768 827904 835968 875776 946176 955392 975296 1005774 1063931 1103872 1114624 1149456 1160652 1273856 1313664 1341032 1354094 1462944 1532608 1547536 1655808 1671936 1751552 1910784 1950592 2011548 2031141 2127862 2207744 2229248 2298912 2321304 2627328 2682064 2708188 2925888 3065216 3095072 3191793 3311616 3343872 3503104 3821568 3901184 4023096 4062282 4255724 4458496 4597824 4642608 4739329 5254656 5364128 5416376 5851776 6130432 6190144 6383586 6623232 6687744 7006208 7447517 7802368 8046192 8124564 8511448 8916992 9195648 9285216 9478658 10509312 10728256 10832752 11703552 12260864 12380288 12767172 13375488 14012416 14217987 14895034 15604736 16092384 16249128 17022896 18391296 18570432 18957316 21018624 21456512 21665504 22342551 23407104 24521728 24760576 25534344 26750976 28435974 29790068 31209472 32184768 32498256 34045792 36782592 37140864 37914632 42037248 42913024 43331008 44685102 46814208 49043456 49521152 51068688 52132619 56871948 59580136 62418944 64369536 64996512 68091584 73565184 74281728 75829264 85826048 86662016 89370204 93628416 98086912 99042304 102137376 104265238 113743896 119160272 128739072 129993024 136183168 147130368 148563456 151658528 156397857 171652096 173324032 178740408 187256832 198084608 204274752 208530476 227487792 238320544 257478144 259986048 272366336 294260736 297126912 303317056 312795714 343304192 346648064 357480816 396169216 408549504 417060952 454975584 476641088 514956288 519972096 544732672 594253824 606634112 625591428 686608384 693296128 714961632 817099008 834121904 909951168 953282176 1029912576 1039944192 1089465344 1188507648 1213268224 1251182856 1386592256 1429923264 1634198016 1668243808 1819902336 1906564352 2059825152 2079888384 2178930688 2426536448 2502365712 2773184512 2859846528 3268396032 3336487616 3639804672 3813128704 4159776768 4357861376 4853072896 5004731424 5719693056 6536792064 6672975232 7279609344 7626257408 8319553536 9706145792 10009462848 11439386112 13073584128 13345950464 14559218688 15252514816 19412291584 20018925696 22878772224 26691900928 29118437376 30505029632 40037851392 45757544448 53383801856 58236874752 80075702784 91515088896 106767603712 160151405568 213535207424 320302811136 640605622272
• Sum of all divisors σ(n): 2174565421008
• Sum of proper divisors (its aliquot sum) s(n): 1533959798736
• 640605622272 is an abundant number, because the sum of its proper divisors (1533959798736) is greater than itself. Its abundance is 893354176464

Bases of 640605622272

• Binary: 1001010100100111000100100001000000000000₂
• Hexadecimal: 0x9527121000
• Base-36: 86AG1PMO

Squares and roots of 640605622272

• 640605622272 squared (640605622272²) is 410375563286496342441984
• 640605622272 cubed (640605622272³) is 262888893084368506864699164378267648
• The square root of 640605622272 is 800378.4244168505
• The cube root of 640605622272 is 8620.4561815559

Scales and comparisons

• 640,605,622,272 seconds is equal to 20,369 years, 14 weeks, 2 days, 22 hours, 11 minutes, 12 seconds.
• To count from 1 to 640,605,622,272 would take you about forty thousand, seven hundred thirty-eight 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 640605622272 cubic inches would be around 718.4 feet tall.

Recreational maths with 640605622272

• 640605622272 backwards is 272226506046
• 640605622272 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 640605622272's digits is 42
• More coming soon!