18015318716472

Names of 18015318716472

• Cardinal: 18015318716472 can be written as Eighteen trillion, fifteen billion, three hundred eighteen million, seven hundred sixteen thousand, four hundred seventy-two.

Scientific notation

• Scientific notation: 1.8015318716472 × 10¹³

Factors of 18015318716472

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 57009101

Divisors of 18015318716472

• Number of divisors d(n): 256
• Complete list of divisors:
  1 2 3 4 6 7 8 9 11 12 14 18 19 21 22 24 27 28 33 36 38 42 44 54 56 57 63 66 72 76 77 84 88 99 108 114 126 132 133 152 154 168 171 189 198 209 216 228 231 252 264 266 297 308 342 378 396 399 418 456 462 504 513 532 594 616 627 684 693 756 792 798 836 924 1026 1064 1188 1197 1254 1368 1386 1463 1512 1596 1672 1848 1881 2052 2079 2376 2394 2508 2772 2926 3192 3591 3762 4104 4158 4389 4788 5016 5544 5643 5852 7182 7524 8316 8778 9576 11286 11704 13167 14364 15048 16632 17556 22572 26334 28728 35112 39501 45144 52668 79002 105336 158004 316008 57009059 114018118 171027177 228036236 342054354 399063413 456072472 513081531 627099649 684108708 798126826 1026163062 1083172121 1197190239 1254199298 1368217416 1539244593 1596253652 1881298947 2052326124 2166344242 2394380478 2508398596 3078489186 3192507304 3249516363 3591570717 3762597894 4104652248 4332688484 4389697543 4788760956 5016797192 5643896841 6156978372 6499032726 7183141434 7525195788 7582204847 8665376968 8779395086 9577521912 9748549089 10774712151 11287793682 11914893331 12313956744 12998065452 13169092629 14366282868 15050391576 15164409694 16931690523 17558790172 19497098178 21549424302 22575587364 22746614541 23829786662 25996130904 26338185258 28732565736 29245647267 30328819388 33863381046 35117580344 35744679993 38994196356 39507277887 43098848604 45151174728 45493229082 47659573324 52676370516 58491294534 60657638776 67726762092 68239843623 71489359986 77988392712 79014555774 83404253317 86197697208 90986458164 95319146648 105352741032 107234039979 116982589068 118521833661 135453524184 136479687246 142978719972 158029111548 166808506634 181972916328 204719530869 214468079958 233965178136 237043667322 250212759951 272959374492 285957439944 316058223096 321702119937 333617013268 409439061738 428936159916 474087334644 500425519902 545918748984 643404239874 667234026536 750638279853 818878123476 857872319832 948174669288 1000851039804 1286808479748 1501276559706 1637756246952 2001702079608 2251914839559 2573616959496 3002553119412 4503829679118 6005106238824 9007659358236 18015318716472
• Sum of all divisors σ(n): 65674437120000
• Sum of proper divisors (its aliquot sum) s(n): 47659118403528
• 18015318716472 is an abundant number, because the sum of its proper divisors (47659118403528) is greater than itself. Its abundance is 29643799687056

Bases of 18015318716472

• Binary: 100000110001010000100101011000011000000111000₂
• Hexadecimal: 0x106284AC3038
• Base-36: 6DW4FME60

Squares and roots of 18015318716472

• 18015318716472 squared (18015318716472²) is 324551708456066349524126784
• 18015318716472 cubed (18015318716472³) is 5846902467811535976711062262327477186048
• The square root of 18015318716472 is 4244445.6312305379
• The cube root of 18015318716472 is 26214.8463515369

Scales and comparisons

• 18,015,318,716,472 seconds is equal to 572,831 years, 21 weeks, 2 days, 7 hours, 1 minute, 12 seconds.
• To count from 1 to 18,015,318,716,472 would take you about one million, four hundred thirty-two thousand and seventy-eight 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 18015318716472 cubic inches would be around 2184.6 feet tall.

Recreational maths with 18015318716472

• 18015318716472 backwards is 27461781351081
• 18015318716472 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 18015318716472's digits is 54
• More coming soon!