18012318624

Names of 18012318624

• Cardinal: 18012318624 can be written as Eighteen billion, twelve million, three hundred eighteen thousand, six hundred twenty-four.

Scientific notation

• Scientific notation: 1.8012318624 × 10¹⁰

Factors of 18012318624

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 656

Divisors of 18012318624

• Number of divisors d(n): 336
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 23 24 27 32 36 46 48 54 59 69 72 81 92 96 108 118 138 144 162 177 184 207 216 236 243 276 288 324 354 368 414 432 472 486 531 552 569 621 648 708 729 736 828 864 944 972 1062 1104 1138 1242 1296 1357 1416 1458 1593 1656 1707 1863 1888 1944 2124 2208 2276 2484 2592 2714 2832 2916 3186 3312 3414 3726 3888 4071 4248 4552 4779 4968 5121 5428 5589 5664 5832 6372 6624 6828 7452 7776 8142 8496 9104 9558 9936 10242 10856 11178 11664 12213 12744 13087 13656 14337 14904 15363 16284 16767 16992 18208 19116 19872 20484 21712 22356 23328 24426 25488 26174 27312 28674 29808 30726 32568 33534 33571 36639 38232 39261 40968 43011 43424 44712 46089 48852 50976 52348 54624 57348 59616 61452 65136 67068 67142 73278 76464 78522 81936 86022 89424 92178 97704 100713 104696 109917 114696 117783 122904 130272 134136 134284 138267 146556 152928 157044 163872 172044 178848 184356 195408 201426 209392 219834 229392 235566 245808 268272 268568 276534 293112 302139 314088 329751 344088 353349 368712 390816 402852 414801 418784 439668 458784 471132 491616 536544 537136 553068 586224 604278 628176 659502 688176 706698 737424 772133 805704 829602 879336 906417 942264 989253 1060047 1074272 1106136 1172448 1208556 1256352 1319004 1376352 1413396 1474848 1544266 1611408 1659204 1758672 1812834 1884528 1978506 2120094 2212272 2316399 2417112 2638008 2719251 2826792 3088532 3180141 3222816 3318408 3517344 3625668 3769056 3957012 4240188 4424544 4632798 4834224 5276016 5438502 5653584 6177064 6360282 6636816 6949197 7251336 7914024 8157753 8480376 9265596 9540423 9668448 10552032 10877004 11307168 12354128 12720564 13273632 13898394 14502672 15828048 16315506 16960752 18531192 19080846 20847591 21754008 24473259 24708256 25441128 27796788 29005344 31656096 32631012 33921504 37062384 38161692 41695182 43508016 48946518 50882256 55593576 62542773 65262024 74124768 76323384 83390364 87016032 97893036 101764512 111187152 125085546 130524048 152646768 166780728 187628319 195786072 222374304 250171092 261048096 305293536 333561456 375256638 391572144 500342184 562884957 667122912 750513276 783144288 1000684368 1125769914 1501026552 2001368736 2251539828 3002053104 4503079656 6004106208 9006159312 18012318624
• Sum of all divisors σ(n): 56519467200
• Sum of proper divisors (its aliquot sum) s(n): 38507148576
• 18012318624 is an abundant number, because the sum of its proper divisors (38507148576) is greater than itself. Its abundance is 20494829952

Bases of 18012318624

• Binary: 10000110001100111100010101110100000₂
• Hexadecimal: 0x4319E2BA0
• Base-36: 89W2I00

Squares and roots of 18012318624

• 18012318624 squared (18012318624²) is 324443622212497253376
• 18012318624 cubed (18012318624³) is 5843981898816184362533371674624
• The square root of 18012318624 is 134209.9795991341
• The cube root of 18012318624 is 2621.3391083929

Scales and comparisons

• 18,012,318,624 seconds is equal to 572 years, 38 weeks, 1 day, 21 hours, 50 minutes, 24 seconds.
• To count from 1 to 18,012,318,624 would take you about one thousand, one hundred forty-five 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 18012318624 cubic inches would be around 218.4 feet tall.

Recreational maths with 18012318624

• 18012318624 backwards is 42681321081
• 18012318624 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 18012318624's digits is 36
• More coming soon!