18936865745914368

Names of 18936865745914368

• Cardinal: 18936865745914368 can be written as Eighteen quadrillion, nine hundred thirty-six trillion, eight hundred sixty-five billion, seven hundred forty-five million, nine hundred fourteen thousand, three hundred sixty-eight.

Scientific notation

• Scientific notation: 1.8936865745914368 × 10¹⁶

Factors of 18936865745914368

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 87663

Divisors of 18936865745914368

• Number of divisors d(n): 320
• Complete list of divisors:
  1 2 3 4 6 7 8 12 14 16 21 24 28 32 42 48 56 64 84 96 112 128 168 192 224 256 336 384 448 512 672 768 896 941 1344 1536 1792 1882 2688 2823 3584 3764 5376 5646 6587 7528 10752 11292 13174 15056 19761 22584 26348 30112 39522 40529 45168 46181 52696 60224 79044 81058 90336 92362 105392 120448 121587 138543 158088 162116 180672 184724 210784 240896 243174 277086 283703 316176 323267 324232 361344 369448 421568 481792 486348 554172 567406 632352 646534 648464 722688 738896 843136 851109 969801 972696 1108344 1134812 1264704 1293068 1296928 1445376 1477792 1686272 1702218 1939602 1945392 2216688 2269624 2529408 2586136 2593856 2955584 3372544 3404436 3879204 3890784 4433376 4539248 5058816 5172272 5187712 5911168 6808872 7758408 7781568 8866752 9078496 10117632 10344544 10375424 11822336 13617744 15516816 15563136 17733504 18156992 20689088 20750848 23644672 27235488 31033632 31126272 35467008 36313984 38137789 41378176 43456321 54470976 62067264 62252544 70934016 72627968 76275578 82756352 86912642 108941952 114413367 124134528 130368963 145255936 152551156 165512704 173825284 217883904 228826734 248269056 260737926 266964523 304194247 305102312 347650568 435767808 457653468 496538112 521475852 533929046 608388494 610204624 695301136 800893569 912582741 915306936 1042951704 1067858092 1216776988 1220409248 1390602272 1601787138 1825165482 1830613872 1871669749 2085903408 2135716184 2433553976 2440818496 2781204544 3203574276 3650330964 3661227744 3743339498 4171806816 4271432368 4867107952 4881636992 5562409088 5615009247 6407148552 7300661928 7322455488 7486678996 8343613632 8542864736 9734215904 9763273984 11124818176 11230018494 12814297104 13101688243 14601323856 14644910976 14973357992 16687227264 17085729472 19468431808 19526547968 22249636352 22460036988 25628594208 26203376486 29202647712 29289821952 29946715984 33374454528 34171458944 38936863616 39305064729 44920073976 51257188416 52406752972 58405295424 58579643904 59893431968 66748909056 68342917888 77873727232 78610129458 89840147952 102514376832 104813505944 116810590848 119786863936 136685835776 155747454464 157220258916 179680295904 205028753664 209627011888 233621181696 239573727872 314440517832 359360591808 410057507328 419254023776 467242363392 479147455744 628881035664 718721183616 838508047552 958294911488 1257762071328 1437442367232 1677016095104 1761241233809 2515524142656 2874884734464 3354032190208 3522482467618 5031048285312 5283723701427 6708064380416 7044964935236 10062096570624 10567447402854 12328688636663 14089929870472 20124193141248 21134894805708 24657377273326 28179859740944 36986065909989 42269789611416 49314754546652 56359719481888 73972131819978 84539579222832 98629509093304 112719438963776 147944263639956 169079158445664 197259018186608 225438877927552 295888527279912 338158316891328 394518036373216 450877755855104 591777054559824 676316633782656 789036072746432 901755511710208 1183554109119648 1352633267565312 1578072145492864 2367108218239296 2705266535130624 3156144290985728 4734216436478592 6312288581971456 9468432872957184 18936865745914368
• Sum of all divisors σ(n): 57719937945035520
• Sum of proper divisors (its aliquot sum) s(n): 38783072199121152
• 18936865745914368 is an abundant number, because the sum of its proper divisors (38783072199121152) is greater than itself. Its abundance is 19846206453206784

Bases of 18936865745914368

• Binary: 1000011010001101111101010100011111100011100101000000000₂
• Hexadecimal: 0x4346FAA3F1CA00
• Base-36: 56GK40XQDXC

Squares and roots of 18936865745914368

• 18936865745914368 squared (18936865745914368²) is 358604884278784933140884388839424
• 18936865745914368 cubed (18936865745914368³) is 6790852549416508261445952863764712827985206444032
• The square root of 18936865745914368 is 137611284.9511782155
• The cube root of 18936865745914368 is 266544.2798008007

Scales and comparisons

• 18,936,865,745,914,368 seconds is equal to 602,133,755 years, 7 weeks, 5 days, 12 minutes, 48 seconds.
• To count from 1 to 18,936,865,745,914,368 would take you about one billion, eight hundred six million, four hundred one thousand, two hundred sixty-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 18936865745914368 cubic inches would be around 22212 feet tall.

Recreational maths with 18936865745914368

• 18936865745914368 backwards is 86341954756863981
• The number of decimal digits it has is: 17
• The sum of 18936865745914368's digits is 93
• More coming soon!