18390401748992

Names of 18390401748992

• Cardinal: 18390401748992 can be written as Eighteen trillion, three hundred ninety billion, four hundred one million, seven hundred forty-eight thousand, nine hundred ninety-two.

Scientific notation

• Scientific notation: 1.8390401748992 × 10¹³

Factors of 18390401748992

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 20
• Sum of prime factors: 68

Divisors of 18390401748992

• Number of divisors d(n): 936
• Complete list of divisors:
  1 2 4 7 8 13 14 16 17 26 28 29 32 34 49 52 56 58 64 68 91 98 104 112 116 119 128 136 182 196 203 208 221 224 232 238 256 272 289 364 377 392 406 416 442 448 464 476 493 512 544 578 637 728 754 784 812 832 833 841 884 896 928 952 986 1024 1088 1156 1274 1421 1456 1508 1547 1568 1624 1664 1666 1682 1768 1792 1856 1904 1972 2023 2048 2176 2312 2548 2639 2842 2912 3016 3094 3136 3248 3328 3332 3364 3451 3536 3584 3712 3757 3808 3944 4046 4096 4352 4624 5096 5278 5684 5824 5887 6032 6188 6272 6409 6496 6656 6664 6728 6902 7072 7168 7424 7514 7616 7888 8092 8381 8704 9248 10192 10556 10829 10933 11368 11648 11774 12064 12376 12544 12818 12992 13312 13328 13456 13804 14144 14161 14297 14336 14848 15028 15232 15776 16184 16762 17408 18473 18496 20384 21112 21658 21866 22736 23296 23548 24128 24157 24389 24752 25088 25636 25984 26299 26624 26656 26912 27608 28288 28322 28594 28672 29696 30056 30464 31552 32368 33524 34816 36946 36992 40768 41209 42224 43316 43732 44863 45472 46592 47096 48256 48314 48778 49504 50176 51272 51968 52598 53248 53312 53824 55216 56576 56644 57188 58667 59392 60112 60928 63104 64736 67048 69632 73892 73984 76531 81536 82418 84448 86632 87464 89726 90944 93184 94192 96512 96628 97556 99008 100079 100352 102544 103936 105196 106624 107648 108953 110432 113152 113288 114376 117334 118784 120224 121856 126208 129472 134096 147784 147968 153062 163072 164836 168896 170723 173264 174928 179452 181888 184093 185861 186368 188384 193024 193256 195112 198016 200158 200704 205088 207872 210392 213248 215296 217906 220864 226304 226576 228752 234668 240448 243049 243712 252416 258944 268192 295568 295936 306124 314041 317057 326144 329672 337792 341446 346528 349856 358904 363776 368186 371722 372736 376768 386048 386512 390224 396032 400316 410176 410669 414613 415744 420784 426496 430592 435812 441728 452608 453152 457504 469336 480896 486098 487424 504832 517888 535717 536384 591136 591872 612248 628082 634114 652288 659344 675584 682892 693056 699712 700553 717808 727552 736372 743444 753536 762671 772096 773024 780448 792064 800632 820352 821338 829226 831488 841568 852992 861184 871624 883456 905216 906304 915008 938672 961792 972196 1009664 1035776 1071434 1072768 1182272 1183744 1195061 1224496 1256164 1268228 1301027 1304576 1318688 1351168 1365784 1386112 1399424 1401106 1435616 1455104 1472744 1486888 1507072 1525342 1544192 1546048 1560896 1584128 1601264 1640704 1642676 1658452 1683136 1701343 1705984 1722368 1743248 1766912 1812608 1830016 1877344 1923584 1944392 2019328 2071552 2142868 2145536 2219399 2364544 2390122 2448992 2512328 2536456 2602054 2609152 2637376 2702336 2731568 2772224 2798848 2802212 2871232 2902291 2910208 2945488 2973776 3014144 3050684 3092096 3121792 3159637 3168256 3202528 3281408 3285352 3316904 3366272 3402686 3411968 3444736 3486496 3533824 3625216 3660032 3754688 3847168 3888784 4143104 4285736 4291072 4438798 4729088 4780244 4897984 5024656 5072912 5204108 5274752 5338697 5389969 5404672 5463136 5544448 5597696 5604424 5742464 5804582 5820416 5890976 5947552 6028288 6101368 6184192 6243584 6319274 6336512 6405056 6562816 6570704 6633808 6732544 6805372 6972992 7048421 7067648 7250432 7320064 7509376 7694336 7777568 8286208 8571472 8582144 8877596 9107189 9458176 9560488 9795968 10049312 10145824 10408216 10549504 10677394 10779938 10809344 10926272 11088896 11195392 11208848 11484928 11609164 11781952 11895104 11909401 12056576 12202736 12368384 12487168 12638548 12810112 13125632 13141408 13267616 13465088 13610744 13945984 14096842 14135296 14500864 14640128 15018752 15388672 15535793 15555136 17142944 17164288 17755192 18214378 18916352 19120976 19591936 20098624 20291648 20316037 20816432 21099008 21354788 21559876 21852544 22117459 22177792 22390784 22417696 22969856 23218328 23563904 23790208 23818802 24113152 24405472 24736768 24974336 25277096 25620224 26251264 26282816 26535232 26930176 27221488 27891968 28193684 29001728 29280256 30037504 31071586 31110272 34285888 34328576 35510384 36428756 37729783 37832704 38241952 39183872 40197248 40583296 40632074 41632864 42198016 42709576 43119752 43705088 44234918 44355584 44781568 44835392 45939712 46436656 47127808 47580416 47637604 48810944 49338947 49473536 49948672 50554192 51240448 52565632 53070464 53860352 54442976 55783936 56387368 58003456 58560512 60075008 62143172 62220544 68571776 71020768 72857512 75459566 75665408 76483904 78367744 80394496 81166592 81264148 83265728 84396032 85419152 86239504 87410176 88469836 89670784 91629473 91879424 92873312 94255616 95160832 95275208 97621888 98677894 98947072 99897344 101108384 102480896 105131264 106140928 107720704 108885952 111567872 112774736 120150016 124286344 124441088 137143552 142041536 145715024 150919132 152967808 154822213 156735488 160788992 162333184 162528296 166531456 168792064 170838304 172479008 174820352 176939672 179341568 183258946 183758848 185746624 188511232 190321664 190550416 195243776 197355788 202216768 204961792 210262528 212281856 217771904 223135744 225549472 240300032 248572688 248882176 264108481 274287104 284083072 291430048 301838264 305935616 309644426 313470976 321577984 324666368 325056592 333062912 341676608 344958016 345372629 349640704 353879344 358683136 366517892 371493248 377022464 380643328 381100832 390487552 394711576 404433536 409923584 420525056 424563712 435543808 446271488 451098944 497145376 497764352 528216962 548574208 568166144 582860096 603676528 611871232 619288852 641406311 643155968 649332736 650113184 666125824 683353216 689916032 690745258 699281408 707758688 717366272 733035784 742986496 754044928 761286656 762201664 780975104 789423152 808867072 841050112 849127424 871087616 902197888 994290752 995528704 1056433924 1097148416 1136332288 1165720192 1207353056 1223742464 1238577704 1282812622 1286311936 1298665472 1300226368 1332251648 1366706432 1379832064 1381490516 1415517376 1434732544 1466071568 1485972992 1524403328 1561950208 1578846304 1617734144 1682100224 1698254848 1742175232 1804395776 1988581504 2112867848 2194296832 2272664576 2331440384 2414706112 2447484928 2477155408 2565625244 2600452736 2664503296 2733412864 2759664128 2762981032 2831034752 2869465088 2932143136 2971945984 3048806656 3123900416 3157692608 3235468288 3484350464 3608791552 3977163008 4225735696 4489844177 4545329152 4662880768 4829412224 4894969856 4954310816 5131250488 5200905472 5329006592 5466825728 5519328256 5525962064 5662069504 5864286272 5943891968 6097613312 6315385216 6470936576 6968700928 7217583104 7954326016 8451471392 8979688354 9090658304 9325761536 9658824448 9908621632 10262500976 10401810944 10933651456 11038656512 11051924128 11324139008 11728572544 11887783936 12195226624 12630770432 12941873152 14435166208 15908652032 16902942784 17959376708 18651523072 19317648896 19817243264 20525001952 20803621888 21867302912 22077313024 22103848256 22648278016 23457145088 24390453248 25261540864 28870332416 31817304064 33805885568 35918753416 37303046144 38635297792 39634486528 41050003904 41607243776 44207696512 45296556032 46914290176 48780906496 50523081728 63634608128 67611771136 71837506832 77270595584 79268973056 82100007808 83214487552 88415393024 90593112064 93828580352 101046163456 135223542272 143675013664 154541191168 158537946112 164200015616 176830786048 187657160704 202092326912 270447084544 287350027328 317075892224 328400031232 353661572096 375314321408 540894169088 574700054656 634151784448 656800062464 707323144192 1081788338176 1149400109312 1313600124928 1414646288384 2298800218624 2627200249856 4597600437248 9195200874496 18390401748992
• Sum of all divisors σ(n): 50688745034760
• Sum of proper divisors (its aliquot sum) s(n): 32298343285768
• 18390401748992 is an abundant number, because the sum of its proper divisors (32298343285768) is greater than itself. Its abundance is 13907941536776

Bases of 18390401748992

• Binary: 100001011100111011001010111010001000000000000₂
• Hexadecimal: 0x10B9D95D1000
• Base-36: 6IOFMDIBK

Squares and roots of 18390401748992

• 18390401748992 squared (18390401748992²) is 338206876489328012573016064
• 18390401748992 cubed (18390401748992³) is 6219760332910459207245573989490111807488
• The square root of 18390401748992 is 4288403.1700613225
• The cube root of 18390401748992 is 26395.5311483237

Scales and comparisons

• 18,390,401,748,992 seconds is equal to 584,757 years, 46 weeks, 2 days, 2 hours, 16 minutes, 32 seconds.
• To count from 1 to 18,390,401,748,992 would take you about one million, four hundred sixty-one thousand, eight hundred ninety-four 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 18390401748992 cubic inches would be around 2199.6 feet tall.

Recreational maths with 18390401748992

• 18390401748992 backwards is 29984710409381
• The number of decimal digits it has is: 14
• The sum of 18390401748992's digits is 65
• More coming soon!