18027388512

Names of 18027388512

• Cardinal: 18027388512 can be written as Eighteen billion, twenty-seven million, three hundred eighty-eight thousand, five hundred twelve.

Scientific notation

• Scientific notation: 1.8027388512 × 10¹⁰

Factors of 18027388512

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 16
• Sum of prime factors: 763

Divisors of 18027388512

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 16 18 21 24 27 28 32 36 42 48 49 54 56 63 72 81 84 96 98 108 112 126 144 147 162 168 189 196 216 224 243 252 288 294 324 336 343 378 392 432 441 486 504 567 588 648 672 686 729 751 756 784 864 882 972 1008 1029 1134 1176 1296 1323 1372 1458 1502 1512 1568 1701 1764 1944 2016 2058 2187 2253 2268 2352 2592 2646 2744 2916 3004 3024 3087 3402 3528 3888 3969 4116 4374 4506 4536 4704 5103 5257 5292 5488 5832 6008 6048 6174 6759 6804 7056 7776 7938 8232 8748 9012 9072 9261 10206 10514 10584 10976 11664 11907 12016 12348 13518 13608 14112 15309 15771 15876 16464 17496 18024 18144 18522 20277 20412 21028 21168 23328 23814 24032 24696 27036 27216 27783 30618 31542 31752 32928 34992 35721 36048 36799 37044 40554 40824 42056 42336 47313 47628 49392 54072 54432 55566 60831 61236 63084 63504 69984 71442 72096 73598 74088 81108 81648 83349 84112 94626 95256 98784 107163 108144 110397 111132 121662 122472 126168 127008 141939 142884 147196 148176 162216 163296 166698 168224 182493 189252 190512 214326 216288 220794 222264 243324 244944 250047 252336 257593 283878 285768 294392 296352 324432 331191 333396 364986 378504 381024 425817 428652 441588 444528 486648 489888 500094 504672 515186 547479 567756 571536 588784 648864 662382 666792 729972 750141 757008 772779 851634 857304 883176 889056 973296 993573 1000188 1030372 1094958 1135512 1143072 1177568 1277451 1324764 1333584 1459944 1500282 1514016 1545558 1642437 1703268 1714608 1766352 1946592 1987146 2000376 2060744 2189916 2271024 2318337 2554902 2649528 2667168 2919888 2980719 3000564 3091116 3284874 3406536 3429216 3532704 3832353 3974292 4000752 4121488 4379832 4542048 4636674 5109804 5299056 5839776 5961438 6001128 6182232 6569748 6813072 6955011 7664706 7948584 8001504 8242976 8759664 8942157 9273348 10219608 10598112 11497059 11922876 12002256 12364464 13139496 13626144 13910022 15329412 15897168 17519328 17884314 18546696 20439216 20865033 22994118 23845752 24004512 24728928 26278992 26826471 27820044 30658824 31794336 35768628 37093392 40878432 41730066 45988236 47691504 52557984 53652942 55640088 61317648 62595099 71537256 74186784 80479413 83460132 91976472 95383008 107305884 111280176 122635296 125190198 143074512 160958826 166920264 183952944 187785297 214611768 222560352 250380396 286149024 321917652 333840528 367905888 375570594 429223536 500760792 563355891 643835304 667681056 751141188 858447072 1001521584 1126711782 1287670608 1502282376 2003043168 2253423564 2575341216 3004564752 4506847128 6009129504 9013694256 18027388512
• Sum of all divisors σ(n): 62157312000
• Sum of proper divisors (its aliquot sum) s(n): 44129923488
• 18027388512 is an abundant number, because the sum of its proper divisors (44129923488) is greater than itself. Its abundance is 26102534976

Bases of 18027388512

• Binary: 10000110010100001000001111001100000₂
• Hexadecimal: 0x432841E60
• Base-36: 8A51I00

Squares and roots of 18027388512

• 18027388512 squared (18027388512²) is 324986736562589574144
• 18027388512 cubed (18027388512³) is 5858662161260797657894517833728
• The square root of 18027388512 is 134266.1108098391
• The cube root of 18027388512 is 2622.0699466597

Scales and comparisons

• 18,027,388,512 seconds is equal to 573 years, 11 weeks, 1 day, 7 hours, 55 minutes, 12 seconds.
• To count from 1 to 18,027,388,512 would take you about one thousand, one hundred forty-six 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 18027388512 cubic inches would be around 218.5 feet tall.

Recreational maths with 18027388512

• 18027388512 backwards is 21588372081
• The number of decimal digits it has is: 11
• The sum of 18027388512's digits is 45
• More coming soon!