168640905216

Names of 168640905216

• Cardinal: 168640905216 can be written as One hundred sixty-eight billion, six hundred forty million, nine hundred five thousand, two hundred sixteen.

Scientific notation

• Scientific notation: 1.68640905216 × 10¹¹

Factors of 168640905216

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 24
• Sum of prime factors: 82

Divisors of 168640905216

• Number of divisors d(n): 480
• Complete list of divisors:
  1 2 3 4 6 7 8 12 14 16 17 21 24 28 32 34 42 48 51 53 56 64 68 84 96 102 106 112 119 128 136 159 168 192 204 212 224 238 256 272 289 318 336 357 371 384 408 424 448 476 512 544 578 636 672 714 742 768 816 848 867 896 901 952 1024 1088 1113 1156 1272 1344 1428 1484 1536 1632 1696 1734 1792 1802 1904 2023 2048 2176 2226 2312 2544 2688 2703 2856 2968 3072 3264 3392 3468 3584 3604 3808 4046 4096 4352 4452 4624 5088 5376 5406 5712 5936 6069 6144 6307 6528 6784 6936 7168 7208 7616 8092 8192 8704 8904 9248 10176 10752 10812 11424 11872 12138 12288 12614 13056 13568 13872 14336 14416 15232 15317 16184 16384 17408 17808 18496 18921 20352 21504 21624 22848 23744 24276 24576 25228 26112 27136 27744 28672 28832 30464 30634 32368 32768 34816 35616 36992 37842 40704 43008 43248 45696 45951 47488 48552 49152 50456 52224 54272 55488 57344 57664 60928 61268 64736 65536 69632 71232 73984 75684 81408 86016 86496 91392 91902 94976 97104 98304 100912 104448 107219 108544 110976 114688 115328 121856 122536 129472 131072 139264 142464 147968 151368 162816 172032 172992 182784 183804 189952 194208 196608 201824 208896 214438 217088 221952 229376 230656 243712 245072 258944 262144 278528 284928 295936 302736 321657 325632 344064 345984 365568 367608 379904 388416 393216 403648 417792 428876 434176 443904 458752 461312 487424 490144 517888 524288 557056 569856 591872 605472 643314 651264 688128 691968 731136 735216 759808 776832 786432 807296 835584 857752 868352 887808 917504 922624 974848 980288 1035776 1114112 1139712 1183744 1210944 1286628 1302528 1376256 1383936 1462272 1470432 1519616 1553664 1572864 1614592 1671168 1715504 1736704 1775616 1835008 1845248 1949696 1960576 2071552 2228224 2279424 2367488 2421888 2573256 2605056 2752512 2767872 2924544 2940864 3039232 3107328 3229184 3342336 3431008 3473408 3551232 3670016 3690496 3899392 3921152 4143104 4456448 4558848 4734976 4843776 5146512 5210112 5505024 5535744 5849088 5881728 6078464 6214656 6458368 6684672 6862016 6946816 7102464 7380992 7798784 7842304 8286208 8912896 9117696 9469952 9687552 10293024 10420224 11010048 11071488 11698176 11763456 12156928 12429312 12916736 13369344 13724032 13893632 14204928 14761984 15597568 15684608 16572416 18235392 18939904 19375104 20586048 20840448 22142976 23396352 23526912 24313856 24858624 25833472 26738688 27448064 27787264 28409856 29523968 31195136 31369216 33144832 36470784 37879808 38750208 41172096 41680896 44285952 46792704 47053824 48627712 49717248 51666944 54896128 56819712 59047936 62390272 62738432 66289664 72941568 75759616 77500416 82344192 83361792 88571904 93585408 94107648 97255424 99434496 103333888 109792256 113639424 118095872 125476864 132579328 145883136 151519232 155000832 164688384 177143808 187170816 188215296 194510848 198868992 206667776 219584512 227278848 236191744 250953728 265158656 291766272 310001664 329376768 354287616 376430592 397737984 413335552 439169024 454557696 472383488 501907456 530317312 583532544 620003328 658753536 708575232 752861184 795475968 826671104 878338048 1003814912 1060634624 1240006656 1317507072 1417150464 1505722368 1590951936 1653342208 1756676096 2007629824 2480013312 2635014144 3011444736 3181903872 3306684416 3513352192 4015259648 4960026624 5270028288 6022889472 7026704384 8030519296 9920053248 10540056576 12045778944 14053408768 21080113152 24091557888 28106817536 42160226304 56213635072 84320452608 168640905216
• Sum of all divisors σ(n): 556264843200
• Sum of proper divisors (its aliquot sum) s(n): 387623937984
• 168640905216 is an abundant number, because the sum of its proper divisors (387623937984) is greater than itself. Its abundance is 218983032768

Bases of 168640905216

• Binary: 10011101000011110010000000000000000000₂
• Hexadecimal: 0x2743C80000
• Base-36: 25H0FV9C

Squares and roots of 168640905216

• 168640905216 squared (168640905216²) is 28439754912071896006656
• 168640905216 cubed (168640905216³) is 4796106012492987028635883401117696
• The square root of 168640905216 is 410659.1107183669
• The cube root of 168640905216 is 5524.8561508899

Scales and comparisons

• 168,640,905,216 seconds is equal to 5,362 years, 13 weeks, 3 days, 7 hours, 53 minutes, 36 seconds.
• To count from 1 to 168,640,905,216 would take you about ten thousand, seven hundred twenty-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 168640905216 cubic inches would be around 460.4 feet tall.

Recreational maths with 168640905216

• 168640905216 backwards is 612509046861
• 168640905216 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 168640905216's digits is 48
• More coming soon!