18256256928

Names of 18256256928

• Cardinal: 18256256928 can be written as Eighteen billion, two hundred fifty-six million, two hundred fifty-six thousand, nine hundred twenty-eight.

Scientific notation

• Scientific notation: 1.8256256928 × 10¹⁰

Factors of 18256256928

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 11082

Divisors of 18256256928

• Number of divisors d(n): 360
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 13 14 16 18 21 24 26 27 28 32 36 39 42 48 49 52 54 56 63 72 78 81 84 91 96 98 104 108 112 117 126 144 147 156 162 168 182 189 196 208 216 224 234 252 273 288 294 312 324 336 351 364 378 392 416 432 441 468 504 546 567 588 624 637 648 672 702 728 756 784 819 864 882 936 1008 1053 1092 1134 1176 1248 1274 1296 1323 1404 1456 1512 1568 1638 1764 1872 1911 2016 2106 2184 2268 2352 2457 2548 2592 2646 2808 2912 3024 3276 3528 3744 3822 3969 4212 4368 4536 4704 4914 5096 5292 5616 5733 6048 6552 7056 7371 7644 7938 8424 8736 9072 9828 10192 10584 11057 11232 11466 13104 14112 14742 15288 15876 16848 17199 18144 19656 20384 21168 22114 22932 26208 29484 30576 31752 33171 33696 34398 39312 42336 44228 45864 51597 58968 61152 63504 66342 68796 77399 78624 88456 91728 99513 103194 117936 127008 132684 137592 143741 154798 176912 183456 199026 206388 232197 235872 265368 275184 287482 298539 309596 353824 398052 412776 431223 464394 530736 541793 550368 574964 597078 619192 696591 796104 825552 862446 895617 928788 1006187 1061472 1083586 1149928 1194156 1238384 1293669 1393182 1592208 1625379 1651104 1724892 1791234 1857576 2012374 2089773 2167172 2299856 2388312 2476768 2587338 2786364 3018561 3184416 3250758 3449784 3582468 3715152 3881007 4024748 4179546 4334344 4599712 4776624 4876137 5174676 5572728 6037122 6269319 6501516 6899568 7043309 7164936 7430304 7762014 8049496 8359092 8668688 9055683 9553248 9752274 10349352 11145456 11643021 12074244 12538638 13003032 13799136 14086618 14329872 14628411 15524028 16098992 16718184 17337376 18111366 19504548 20698704 21129927 22290912 23286042 24148488 25077276 26006064 27167049 28173236 28659744 29256822 31048056 32197984 33436368 36222732 39009096 41397408 42259854 43885233 46572084 48296976 50154552 52012128 54334098 56346472 58513644 62096112 63389781 66872736 72445464 78018192 81501147 84519708 87770466 93144168 96593952 100309104 108668196 112692944 117027288 124192224 126779562 144890928 156036384 163002294 169039416 175540932 186288336 190169343 200618208 217336392 225385888 234054576 253559124 289781856 326004588 338078832 351081864 372576672 380338686 434672784 468109152 507118248 570508029 652009176 676157664 702163728 760677372 869345568 1014236496 1141016058 1304018352 1404327456 1521354744 2028472992 2282032116 2608036704 3042709488 4564064232 6085418976 9128128464 18256256928
• Sum of all divisors σ(n): 67267516932
• Sum of proper divisors (its aliquot sum) s(n): 49011260004
• 18256256928 is an abundant number, because the sum of its proper divisors (49011260004) is greater than itself. Its abundance is 30755003076

Bases of 18256256928

• Binary: 10001000000001010000101111110100000₂
• Hexadecimal: 0x440285FA0
• Base-36: 8DXAY00

Squares and roots of 18256256928

• 18256256928 squared (18256256928²) is 333290917021147997184
• 18256256928 cubed (18256256928³) is 6084644612906806246103724490752
• The square root of 18256256928 is 135115.7168060029
• The cube root of 18256256928 is 2633.1195629421

Scales and comparisons

• 18,256,256,928 seconds is equal to 580 years, 25 weeks, 4 days, 6 hours, 28 minutes, 48 seconds.
• To count from 1 to 18,256,256,928 would take you about one thousand, one hundred sixty 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 18256256928 cubic inches would be around 219.4 feet tall.

Recreational maths with 18256256928

• 18256256928 backwards is 82965265281
• 18256256928 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 18256256928's digits is 54
• More coming soon!