18168116512

Names of 18168116512

• Cardinal: 18168116512 can be written as Eighteen billion, one hundred sixty-eight million, one hundred sixteen thousand, five hundred twelve.

Scientific notation

• Scientific notation: 1.8168116512 × 10¹⁰

Factors of 18168116512

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 185

Divisors of 18168116512

• Number of divisors d(n): 432
• Complete list of divisors:
  1 2 4 7 8 13 14 16 17 26 28 32 34 37 49 52 56 68 74 91 98 104 109 112 119 136 148 169 182 196 208 218 221 224 238 259 272 296 338 364 392 416 436 442 476 481 518 544 592 629 637 676 728 763 784 833 872 884 952 962 1036 1183 1184 1258 1274 1352 1417 1456 1526 1547 1568 1666 1744 1768 1813 1853 1904 1924 2072 2366 2516 2548 2704 2834 2873 2912 3052 3094 3332 3367 3488 3536 3626 3706 3808 3848 4033 4144 4403 4732 5032 5096 5341 5408 5668 5746 6104 6188 6253 6664 6734 7072 7252 7412 7696 8066 8177 8281 8288 8806 9464 9919 10064 10192 10682 10829 11336 11492 12208 12376 12506 12971 13328 13468 14504 14824 15392 16132 16354 16562 17612 18421 18928 19838 20111 20128 20384 21364 21658 22672 22984 23569 24089 24416 24752 25012 25942 26656 26936 28231 29008 29648 30821 32264 32708 33124 35224 36842 37856 39676 40222 42728 43316 43771 45344 45968 47138 48178 49504 50024 51884 52429 53872 56462 57239 58016 59296 61642 64528 65416 66248 68561 69433 70448 73684 79352 80444 85456 86632 87542 90797 91936 94276 96356 100048 103768 104858 106301 107744 112924 114478 123284 128947 129056 130832 132496 137122 138866 140777 140896 147368 158704 160888 168623 170912 173264 175084 181594 188552 192712 197617 200096 207536 209716 212602 225848 228956 246568 257894 261664 264992 274244 277732 281554 294736 306397 313157 317408 321776 337246 346528 350168 363188 367003 377104 385424 395234 400673 415072 419432 425204 451696 457912 479927 493136 515788 548488 555464 563108 589472 612794 626314 643552 674492 681577 700336 726376 734006 744107 754208 770848 790468 801346 838864 850408 891293 902629 903392 915824 959854 986272 1031576 1096976 1110928 1126216 1180361 1225588 1252628 1348984 1363154 1400672 1452752 1468012 1488214 1580936 1602692 1677728 1700816 1782586 1805258 1831648 1919708 2063152 2192099 2193952 2221856 2252432 2360722 2451176 2505256 2569021 2697968 2726308 2905504 2936024 2976428 3161872 3205384 3359489 3401632 3565172 3610516 3839416 4126304 4384198 4504864 4721444 4771039 4902352 5010512 5138042 5208749 5395936 5452616 5872048 5952856 6239051 6323744 6410768 6718978 7130344 7221032 7678832 8768396 9442888 9542078 9804704 10021024 10276084 10417498 10905232 11586809 11744096 11905712 12478102 12821536 13437956 14260688 14442064 15344693 15357664 17536792 18885776 19084156 20552168 20834996 21810464 23173618 23811424 24956204 26875912 28521376 28884128 30689386 33397273 35073584 37771552 38168312 41104336 41669992 43673357 46347236 49912408 53751824 61378772 66794546 70147168 76336624 81107663 82208672 83339984 87346714 92694472 99824816 107503648 122757544 133589092 152673248 162215326 166679968 174693428 185388944 199649632 245515088 267178184 324430652 349386856 370777888 491030176 534356368 567753641 648861304 698773712 1068712736 1135507282 1297722608 1397547424 2271014564 2595445216 4542029128 9084058256 18168116512
• Sum of all divisors σ(n): 49444191720
• Sum of proper divisors (its aliquot sum) s(n): 31276075208
• 18168116512 is an abundant number, because the sum of its proper divisors (31276075208) is greater than itself. Its abundance is 13107958696

Bases of 18168116512

• Binary: 10000111010111001110111010100100000₂
• Hexadecimal: 0x43AE77520
• Base-36: 8CGTSF4

Squares and roots of 18168116512

• 18168116512 squared (18168116512²) is 330080457593607046144
• 18168116512 cubed (18168116512³) is 5996940211894927960688352329728
• The square root of 18168116512 is 134789.1557655883
• The cube root of 18168116512 is 2628.8751960717

Scales and comparisons

• 18,168,116,512 seconds is equal to 577 years, 35 weeks, 6 days, 3 hours, 1 minute, 52 seconds.
• To count from 1 to 18,168,116,512 would take you about one thousand, one hundred fifty-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 18168116512 cubic inches would be around 219.1 feet tall.

Recreational maths with 18168116512

• 18168116512 backwards is 21561186181
• The number of decimal digits it has is: 11
• The sum of 18168116512's digits is 40
• More coming soon!