18085344647296640

Names of 18085344647296640

• Cardinal: 18085344647296640 can be written as Eighteen quadrillion, eighty-five trillion, three hundred forty-four billion, six hundred forty-seven million, two hundred ninety-six thousand, six hundred forty.

Scientific notation

• Scientific notation: 1.808534464729664 × 10¹⁶

Factors of 18085344647296640

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 18
• Sum of prime factors: 200

Divisors of 18085344647296640

• Number of divisors d(n): 1152
• Complete list of divisors:
  1 2 4 5 7 8 10 14 16 19 20 28 32 35 38 40 49 56 64 70 76 80 95 98 112 128 133 140 152 160 167 190 196 224 245 266 280 304 320 334 343 361 380 392 448 490 532 560 608 640 665 668 686 722 760 784 835 896 931 980 1064 1120 1169 1216 1330 1336 1372 1444 1520 1568 1670 1715 1805 1862 1960 2128 2240 2338 2401 2432 2527 2660 2672 2744 2888 3040 3136 3173 3340 3430 3610 3724 3920 4256 4480 4655 4676 4802 5054 5320 5344 5488 5776 5845 6080 6272 6346 6517 6680 6860 7220 7448 7840 8183 8512 9310 9352 9604 10108 10640 10688 10976 11552 11690 12005 12160 12635 12692 13034 13360 13720 14440 14896 15680 15865 16366 16807 17024 17689 18620 18704 19208 20216 21280 21376 21952 22211 23104 23380 24010 25270 25384 26068 26720 27440 27889 28880 29792 31360 31730 32585 32732 33614 35378 37240 37408 38416 40432 40915 42560 43904 44422 45619 46208 46760 48020 50540 50768 52136 53440 54880 55778 57281 57760 59584 60287 63460 65170 65464 67228 70756 74480 74816 76832 80864 81830 84035 85120 88445 88844 91238 93520 96040 101080 101536 104272 106880 109760 111055 111556 114562 115520 119168 120574 123823 126920 130340 130928 134456 139445 141512 148960 149632 153664 155477 161728 163660 168070 176890 177688 182476 187040 192080 195223 202160 203072 208544 219520 222110 223112 228095 229124 231040 241148 247646 253840 260680 261856 268912 278890 283024 286405 297920 301435 307328 310954 319333 323456 327320 336140 353780 355376 364952 374080 384160 390446 400967 404320 406144 417088 422009 444220 446224 456190 458248 482296 495292 507680 521360 523712 529891 537824 557780 566048 572810 595840 602870 619115 621908 638666 654640 672280 707560 710752 729904 748160 768320 777385 780892 801934 808640 834176 844018 866761 888440 892448 912380 916496 964592 976115 990584 1015360 1042720 1047424 1059782 1075648 1088339 1115560 1132096 1145620 1205740 1238230 1243816 1277332 1309280 1344560 1366561 1415120 1421504 1459808 1536640 1554770 1561784 1596665 1603868 1617280 1688036 1733522 1776880 1784896 1824760 1832992 1929184 1952230 1981168 2004835 2030720 2085440 2110045 2119564 2151296 2176678 2231120 2264192 2291240 2411480 2476460 2487632 2554664 2618560 2649455 2689120 2733122 2806769 2830240 2843008 2919616 2954063 3109540 3123568 3193330 3207736 3376072 3467044 3553760 3569792 3649520 3665984 3709237 3858368 3904460 3962336 4009670 4170880 4220090 4239128 4333805 4353356 4462240 4582480 4657463 4822960 4952920 4975264 5109328 5237120 5298910 5378240 5441695 5466244 5613538 5660480 5839232 5908126 6067327 6219080 6247136 6386660 6415472 6752144 6832805 6934088 7107520 7299040 7331968 7418474 7618373 7716736 7808920 7924672 8019340 8440180 8478256 8667610 8706712 8924480 9164960 9314926 9565927 9645920 9905840 9950528 10067929 10218656 10597820 10756480 10883390 10932488 11227076 11320960 11816252 12134654 12438160 12494272 12773320 12830944 13504288 13665610 13868176 14033845 14215040 14598080 14770315 14836948 15236746 15617840 15849344 16038680 16880360 16956512 17335220 17413424 17848960 18329920 18546185 18629852 19131854 19291840 19811680 19901056 20135858 20437312 20678441 21195640 21766780 21864976 22454152 23287315 23632504 24269308 24876320 24988544 25546640 25661888 25964659 27008576 27331220 27736352 28067690 29196160 29540630 29673896 30336635 30473492 31235680 32077360 32602241 33760720 33913024 34670440 34826848 36659840 37092370 37259704 38091865 38263708 38583680 39623360 40271716 40874624 41356882 42391280 43533560 43729952 44908304 46574630 47265008 47829635 48538616 49752640 50339645 51093280 51323776 51929318 53328611 54017152 54662440 55472704 56135380 59081260 59347792 60673270 60946984 62471360 64154720 65204482 66961489 67521440 67826048 69340880 69653696 70475503 74184740 74519408 76183730 76527416 79246720 80543432 82713764 84782560 87067120 87459904 88491797 89816608 93149260 94530016 95659270 97077232 99505280 100679290 102186560 103392205 103858636 106657222 109324880 110945408 112270760 118162520 118695584 121346540 121893968 124942720 128309440 129823295 130408964 133922978 135042880 138681760 139307392 140951006 144749087 148369480 149038816 152367460 153054832 161086864 163011205 165427528 169565120 174134240 174919808 176983594 179633216 181752613 186298520 189060032 191318540 194154464 201358580 204373120 206784410 207717272 213314444 218649760 224541520 228215687 236325040 237391168 242693080 243787936 256618880 259646590 260817928 266643055 267845956 270085760 277363520 281902012 289498174 296738960 298077632 304734920 306109664 322173728 326022410 330855056 334807445 339130240 348268480 352377515 353967188 359266432 363505226 372597040 378120064 382637080 388308928 402717160 413568820 415434544 426628888 437299520 442458985 449083040 456431374 468730423 472650080 474782336 485386160 487575872 493328521 519293180 521635856 533286110 535691912 554727040 563804024 578996348 593477920 596155264 609469840 612219328 619442579 644347456 652044820 661710112 669614890 696536960 704755030 707934376 723745435 727010452 745194080 765274160 776617856 805434320 827137640 830869088 853257776 874599040 884917970 898166080 908763065 912862748 937460846 945300160 970772320 975151744 986657042 1013243609 1038586360 1043271712 1066572220 1071383824 1127608048 1141078435 1157992696 1186955840 1218939680 1224438656 1238885158 1272268291 1288694912 1304089640 1323420224 1339229780 1409510060 1415868752 1447490870 1454020904 1490388160 1530548320 1597509809 1610868640 1654275280 1661738176 1681344143 1706515552 1769835940 1796332160 1817526130 1825725496 1874921692 1890600320 1941544640 1973314084 2026487218 2077172720 2086543424 2133144440 2142767648 2255216096 2282156870 2315985392 2343652115 2373911680 2437879360 2466642605 2477770316 2544536582 2608179280 2646840448 2678459560 2819020120 2831737504 2894981740 2908041808 2980776320 3061096640 3097212895 3195019618 3221737280 3308550560 3323476352 3362688286 3413031104 3453299647 3539671880 3635052260 3651450992 3749843384 3883089280 3946628168 4052974436 4154345440 4173086848 4266288880 4285535296 4336098053 4510432192 4564313740 4631970784 4687304230 4875758720 4933285210 4955540632 5066218045 5089073164 5216358560 5356919120 5638040240 5663475008 5789963480 5816083616 6122193280 6194425790 6361341455 6390039236 6443474560 6617101120 6725376572 6826062208 6906599294 7079343760 7270104520 7302901984 7499686768 7893256336 7987549045 8105948872 8308690880 8406720715 8532577760 8571070592 8672196106 8905878037 9020864384 9128627480 9263941568 9374608460 9866570420 9911081264 10132436090 10178146328 10432717120 10713838240 11182568663 11276080480 11326950016 11579926960 11632167232 11769409001 12388851580 12722682910 12780078472 13234202240 13450753144 13813198588 14158687520 14540209040 14605803968 14999373536 15786512672 15975098090 16211897744 16617381760 16813441430 17065155520 17266498235 17344392212 17811756074 18257254960 18527883136 18749216920 19733140840 19822162528 20264872180 20356292656 20865434240 21427676480 21680490265 22365137326 22552160960 23159853920 23264334464 23538818002 24173097529 24777703160 25445365820 25560156944 26901506288 27626397176 28317375040 29080418080 29211607936 29998747072 30352686371 31573025344 31950196180 32423795488 33626882860 34130311040 34532996470 34688784424 35623512148 36514509920 37498433840 39466281680 39644325056 40529744360 40712585312 42855352960 43360980530 44529390185 44730274652 45104321920 46319707840 47077636004 48346195058 49555406320 50890731640 51120313888 53803012576 55252794352 55912843315 56634750080 58160836160 58847045005 59997494144 60705372742 63146050688 63900392360 64847590976 67253765720 69065992940 69377568848 71247024296 73029019840 74996867680 78277980641 78932563360 79288650112 81059488720 81425170624 82385863007 86721961060 89058780370 89460549304 92639415680 94155272008 96692390116 99110812640 101781463280 102240627776 107606025152 110505588704 111825686630 116321672320 117694090010 120865487645 121410745484 127800784720 129695181952 134507531440 138131985880 138755137696 142494048592 146058039680 149993735360 151763431855 156555961282 157865126720 162118977440 162850341248 164771726014 169211682703 173443922120 178117560740 178921098608 188310544016 193384780232 198221625280 203562926560 204481255552 212468804597 215212050304 221011177408 223651373260 235388180020 241730975290 242821490968 255601569440 269015062880 276263971760 277510275392 284988097184 299987470720 303526863710 313111922564 315730253440 324237954880 329543452028 338423365406 346887844240 356235121480 357842197216 376621088032 386769560464 391389903205 396443250560 407125853120 411929315035 424937609194 442022354816 447302746520 470776360040 483461950580 485642981936 511203138880 538030125760 552527943520 555020550784 569976194368 576701041049 607053727420 626223845128 648475909760 659086904056 676846730812 693775688480 712470242960 715684394432 753242176064 773539120928 782779806410 814251706240 823858630070 846058413515 849875218388 894605493040 941552720080 966923901160 971285963872 1022406277760 1062344022985 1076060251520 1105055887040 1139952388736 1153402082098 1214107454840 1252447690256 1318173808112 1353693461624 1387551376960 1424940485920 1431368788864 1487281632179 1506484352128 1547078241856 1565559612820 1647717260140 1692116827030 1699750436776 1789210986080 1883105440160 1933847802320 1942571927744 2124688045970 2210111774080 2306804164196 2428214909680 2504895380512 2636347616224 2707386923248 2775102753920 2849880971840 2883505205245 2974563264358 3094156483712 3131119225640 3295434520280 3384233654060 3399500873552 3578421972160 3766210880320 3867695604640 3885143855488 4036907287343 4249376091940 4613608328392 4856429819360 5009790761024 5272695232448 5414773846496 5699761943680 5767010410490 5949126528716 6262238451280 6590869040560 6768467308120 6799001747104 7156843944320 7436408160895 7532421760640 7735391209280 8073814574686 8498752183880 9227216656784 9712859638720 10019581522048 10545390464896 10829547692992 11534020820980 11898253057432 12524476902560 13181738081120 13536934616240 13598003494208 14872816321790 15470782418560 16147629149372 16997504367760 18454433313568 19425719277440 20184536436715 21659095385984 23068041641960 23796506114864 25048953805120 26363476162240 27073869232480 27196006988416 28258351011401 29745632643580 32295258298744 33995008735520 36908866627136 40369072873430 46136083283920 47593012229728 50097907610240 52726952324480 54147738464960 56516702022802 59491265287160 64590516597488 67990017471040 73817733254272 80738145746860 92272166567840 95186024459456 108295476929920 113033404045604 118982530574320 129181033194976 135980034942080 141291755057005 161476291493720 184544333135680 190372048918912 226066808091208 237965061148640 258362066389952 282583510114010 322952582987440 369088666271360 452133616182416 475930122297280 516724132779904 565167020228020 645905165974880 904267232364832 951860244594560 1130334040456040 1291810331949760 1808534464729664 2260668080912080 2583620663899520 3617068929459328 4521336161824160 9042672323648320 18085344647296640
• Sum of all divisors σ(n): 53555922043948800
• Sum of proper divisors (its aliquot sum) s(n): 35470577396652160
• 18085344647296640 is an abundant number, because the sum of its proper divisors (35470577396652160) is greater than itself. Its abundance is 17385232749355520

Bases of 18085344647296640

• Binary: 1000000010000001000011001101111010101111011011010000000₂
• Hexadecimal: 0x4040866F57B680
• Base-36: 4Y2PWMT8M0W

Squares and roots of 18085344647296640

• 18085344647296640 squared (18085344647296640²) is 327079691011501227881260155289600
• 18085344647296640 cubed (18085344647296640³) is 5915348939074292666637927225319853107236306944000
• The square root of 18085344647296640 is 134481763.2517384863
• The cube root of 18085344647296640 is 262487.6832790129

Scales and comparisons

• 18,085,344,647,296,640 seconds is equal to 575,058,018 years, 7 weeks, 1 day, 23 hours, 17 minutes, 20 seconds.
• To count from 1 to 18,085,344,647,296,640 would take you about one billion, seven hundred twenty-five million, one hundred seventy-four thousand and fifty-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 18085344647296640 cubic inches would be around 21874 feet tall.

Recreational maths with 18085344647296640

• 18085344647296640 backwards is 04669274644358081
• The number of decimal digits it has is: 17
• The sum of 18085344647296640's digits is 77
• More coming soon!