664131636168

Names of 664131636168

• Cardinal: 664131636168 can be written as Six hundred sixty-four billion, one hundred thirty-one million, six hundred thirty-six thousand, one hundred sixty-eight.

Scientific notation

• Scientific notation: 6.64131636168 × 10¹¹

Factors of 664131636168

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 4944

Divisors of 664131636168

• Number of divisors d(n): 512
• Complete list of divisors:
  1 2 3 4 6 7 8 11 12 13 14 21 22 24 26 28 33 39 42 44 47 52 56 66 77 78 84 88 91 94 104 121 132 141 143 154 156 168 182 188 231 242 264 273 282 286 308 312 329 363 364 376 429 462 484 517 546 564 572 611 616 658 726 728 847 858 924 968 987 1001 1034 1092 1128 1144 1222 1316 1331 1452 1551 1573 1694 1716 1833 1848 1974 2002 2068 2184 2444 2541 2632 2662 2904 3003 3102 3146 3388 3432 3619 3666 3948 3993 4004 4136 4277 4719 4861 4888 5082 5324 5687 6006 6204 6292 6721 6776 7238 7332 7896 7986 8008 8554 9317 9438 9722 10164 10648 10857 11011 11374 12012 12408 12584 12831 13442 14476 14583 14664 15972 17061 17108 17303 18634 18876 19444 20163 20328 21714 22022 22748 24024 25662 26884 27951 28952 29166 31944 33033 34027 34122 34216 34606 37268 37752 38888 39809 40326 43428 44044 45496 47047 51324 51909 53471 53768 55902 58332 62557 63193 66066 68054 68244 69212 73931 74536 79618 80652 86856 88088 94094 102081 102648 103818 106942 111804 116664 119427 121121 125114 126386 132132 136108 136488 138424 141141 147862 159236 160413 161304 187671 188188 189579 204162 207636 213884 221793 223608 228467 238854 242242 250228 252772 264264 272216 282282 295724 318472 320826 363363 374297 375342 376376 379158 408324 415272 427768 437899 442351 443586 456934 477708 484484 500456 505544 517517 564564 588181 591448 641652 685401 695123 726726 748594 750684 758316 813241 816648 875798 884702 887172 913868 955416 968968 1035034 1122891 1129128 1176362 1283304 1313697 1327053 1370802 1390246 1453452 1497188 1501368 1516632 1552551 1599269 1626482 1751596 1764543 1769404 1774344 1827736 2070068 2085369 2245782 2352724 2439723 2513137 2627394 2654106 2741604 2780492 2906904 2970071 2994376 3105102 3198538 3252964 3503192 3529086 3538808 4117267 4140136 4170738 4491564 4705448 4797807 4865861 4879446 5026274 5254788 5308212 5483208 5560984 5692687 5940142 6210204 6397076 6469991 6505928 7058172 7539411 7646353 8234534 8341476 8910213 8983128 9595614 9731722 9758892 10052548 10509576 10616424 11385374 11880284 12351801 12420408 12794152 12939982 14116344 14597583 15078822 15292706 16469068 16682952 17078061 17591959 17820426 19191228 19409973 19463444 19517784 20105096 20790497 22770748 22939059 23760568 24703602 25879964 27644507 29195166 30157644 30585412 32670781 32938136 34156122 35183918 35640852 38382456 38819946 38926888 41580994 45289937 45541496 45878118 49407204 51759928 52775877 53524471 55289014 58390332 60315288 61170824 62371491 65341562 68312244 70367836 71281704 77639892 82933521 83161988 84109883 90579874 91756236 98012343 98814408 105551754 107048942 110578028 116780664 124742982 130683124 135869811 136624488 140735672 155279784 160573413 165867042 166323976 168219766 181159748 183512472 193511549 196024686 211103508 214097884 221156056 228695467 249485964 252329649 261366248 271739622 304089577 321146826 331734084 336439532 359378591 362319496 387023098 392049372 422207016 428195768 457390934 498971928 504659298 543479244 580534647 588769181 608179154 642293652 663468168 672879064 686086401 718757182 774046196 784098744 912268731 914781868 1009318596 1078135773 1086958488 1161069294 1177538362 1216358308 1284587304 1372172802 1437514364 1548092392 1766307543 1824537462 1829563736 2018637192 2128627039 2156271546 2322138588 2355076724 2432716616 2515650137 2744345604 2875028728 3532615086 3649074924 3953164501 4257254078 4312543092 4644277176 4710153448 5031300274 5488691208 6385881117 7065230172 7298149848 7546950411 7906329002 8514508156 8625086184 10062600548 11859493503 12771762234 14130460344 15093900822 15812658004 17029016312 20125201096 23718987006 25543524468 27672151507 30187801644 31625316008 47437974012 51087048936 55344303014 60375603288 83016454521 94875948024 110688606028 166032909042 221377212056 332065818084 664131636168
• Sum of all divisors σ(n): 2295971758080
• Sum of proper divisors (its aliquot sum) s(n): 1631840121912
• 664131636168 is an abundant number, because the sum of its proper divisors (1631840121912) is greater than itself. Its abundance is 967708485744

Bases of 664131636168

• Binary: 1001101010100001010101001000101111001000₂
• Hexadecimal: 0x9AA1548BC8
• Base-36: 8H3ITU4O

Squares and roots of 664131636168

• 664131636168 squared (664131636168²) is 441070830159184725724224
• 664131636168 cubed (664131636168³) is 292929092099597391788183203872133632
• The square root of 664131636168 is 814942.7195625469
• The cube root of 664131636168 is 8724.7178171335

Scales and comparisons

• 664,131,636,168 seconds is equal to 21,117 years, 17 weeks, 1 day, 18 hours, 2 minutes, 48 seconds.
• To count from 1 to 664,131,636,168 would take you about forty-two thousand, two hundred thirty-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 664131636168 cubic inches would be around 727.1 feet tall.

Recreational maths with 664131636168

• 664131636168 backwards is 861636131466
• The number of decimal digits it has is: 12
• The sum of 664131636168's digits is 51
• More coming soon!