18198456138196992

Names of 18198456138196992

• Cardinal: 18198456138196992 can be written as Eighteen quadrillion, one hundred ninety-eight trillion, four hundred fifty-six billion, one hundred thirty-eight million, one hundred ninety-six thousand, nine hundred ninety-two.

Scientific notation

• Scientific notation: 1.8198456138196992 × 10¹⁶

Factors of 18198456138196992

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 20
• Sum of prime factors: 800

Divisors of 18198456138196992

• Number of divisors d(n): 960
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 16 18 21 24 27 28 32 36 37 42 48 54 56 63 64 72 74 81 84 96 108 111 112 126 128 144 148 162 168 189 192 216 222 224 252 256 259 288 296 324 333 336 378 384 432 444 448 504 512 518 567 576 592 648 666 672 751 756 768 777 864 888 896 999 1008 1024 1036 1134 1152 1184 1296 1332 1344 1502 1512 1536 1554 1728 1776 1792 1998 2016 2048 2072 2253 2268 2304 2331 2368 2592 2664 2688 2997 3004 3024 3072 3108 3456 3552 3584 3996 4032 4144 4506 4536 4608 4662 4736 5184 5257 5328 5376 5994 6008 6048 6144 6216 6759 6912 6993 7104 7168 7992 8064 8288 9012 9072 9216 9324 9472 10368 10514 10656 10752 11988 12016 12096 12432 13518 13824 13986 14208 14336 15771 15984 16128 16576 18024 18144 18432 18648 18944 20277 20736 20979 21028 21312 21504 23976 24032 24192 24864 27036 27648 27787 27972 28416 31542 31968 32256 33152 36048 36288 37296 37888 40554 41472 41958 42056 42624 43008 47313 47952 48064 48384 49728 54072 55296 55574 55944 56832 60831 63084 63936 64512 66304 72096 72576 74592 75776 81108 82944 83361 83916 84112 85248 94626 95904 96128 96768 99456 108144 111148 111888 113664 121662 126168 127872 129024 132608 141939 144192 145152 149184 162216 165888 166722 167832 168224 170496 189252 191808 192256 193536 194509 198912 216288 222296 223776 227328 243324 250083 252336 255744 265216 283878 288384 290304 298368 324432 333444 335664 336448 340992 378504 383616 384512 387072 389018 397824 425817 432576 444592 447552 486648 500166 504672 511488 530432 564001 567756 576768 580608 583527 596736 648864 666888 671328 672896 681984 750249 757008 767232 769024 778036 795648 851634 865152 889184 895104 973296 1000332 1009344 1022976 1128002 1135512 1153536 1161216 1167054 1193472 1297728 1333776 1342656 1345792 1500498 1514016 1534464 1538048 1556072 1591296 1692003 1703268 1730304 1750581 1778368 1790208 1946592 2000664 2018688 2045952 2250747 2256004 2271024 2307072 2334108 2386944 2595456 2667552 2685312 2691584 3000996 3028032 3068928 3112144 3384006 3406536 3460608 3501162 3556736 3580416 3893184 3948007 4001328 4037376 4501494 4512008 4542048 4614144 4668216 4773888 5076009 5190912 5251743 5335104 5370624 5383168 6001992 6056064 6137856 6224288 6768012 6813072 6921216 7002324 7113472 7160832 7786368 7896014 8002656 8074752 9002988 9024016 9084096 9336432 10152018 10381824 10503486 10670208 10741248 10766336 11844021 12003984 12112128 12448576 13536024 13626144 13842432 14004648 14226944 14321664 15228027 15572736 15755229 15792028 16005312 16149504 18005976 18048032 18168192 18672864 20304036 20763648 20868037 21006972 21340416 21482496 23688042 24007968 24224256 24897152 27072048 27252288 28009296 28453888 30456054 31145472 31510458 31584056 32010624 32299008 35532063 36011952 36096064 36336384 37345728 40608072 41527296 41736074 42013944 42680832 42964992 45684081 47376084 48015936 48448512 49794304 54144096 54504576 56018592 56907776 60912108 62290944 62604111 63020916 63168112 64021248 71064126 72023904 72192128 72672768 74691456 81216144 83472148 84027888 85361664 91368162 94752168 96031872 96897024 99588608 106596189 108288192 109009152 112037184 121824216 124581888 125208222 126041832 126336224 128042496 142128252 144047808 144384256 145345536 146076259 149382912 162432288 166944296 168055776 170723328 182736324 187812333 189504336 192063744 199177216 213192378 216576384 218018304 224074368 243648432 250416444 252083664 252672448 256084992 284256504 288095616 288768512 290691072 292152518 298765824 319788567 324864576 333888592 336111552 365472648 375624666 379008672 384127488 398354432 423564751 426384756 433152768 436036608 438228777 448148736 487296864 500832888 504167328 505344896 512169984 563436999 568513008 576191232 577537024 584305036 597531648 639577134 649729152 667777184 672223104 730945296 751249332 758017344 768254976 847129502 852769512 866305536 872073216 876457554 896297472 974593728 1001665776 1008334656 1010689792 1126873998 1137026016 1152382464 1155074048 1168610072 1195063296 1270694253 1279154268 1299458304 1314686331 1335554368 1344446208 1461890592 1502498664 1516034688 1536509952 1690310997 1694259004 1705539024 1732611072 1752915108 1792594944 1949187456 2003331552 2016669312 2021379584 2253747996 2274052032 2304764928 2337220144 2541388506 2558308536 2598916608 2629372662 2671108736 2688892416 2923781184 2964953257 3004997328 3032069376 3380621994 3388518008 3411078048 3465222144 3505830216 3585189888 3812082759 3898374912 3944058993 4006663104 4033338624 4042759168 4507495992 4548104064 4609529856 4674440288 5082777012 5116617072 5197833216 5258745324 5342217472 5377784832 5847562368 5929906514 6009994656 6064138752 6761243988 6777036016 6822156096 7011660432 7624165518 7796749824 7888117986 8013326208 8066677248 8085518336 8894859771 9014991984 9096208128 9348880576 10165554024 10233234144 10395666432 10517490648 10684434944 10755569664 11436248277 11695124736 11832176979 11859813028 12019989312 12128277504 13522487976 13554072032 13644312192 14023320864 15248331036 15593499648 15671895787 15776235972 16026652416 16133354496 17789719542 18029983968 18192416256 18697761152 20331108048 20466468288 21034981296 21368869888 22872496554 23390249472 23664353958 23719626056 24039978624 24256555008 26684579313 27044975952 27108144064 27288624384 28046641728 30496662072 31186999296 31343791574 31552471944 32053304832 32266708992 34308744831 35579439084 36059967936 36384832512 37395522304 40662216096 40932936576 42069962592 42737739776 45744993108 46780498944 47015687361 47328707916 47439252112 48079957248 53369158626 54089951904 54216288128 54577248768 56093283456 60993324144 62687583148 63104943888 64106609664 68617489662 71158878168 72119935872 72769665024 74791044608 80053737939 81324432192 81865873152 84139925184 91489986216 93560997888 94031374722 94657415832 94878504224 96159914496 106738317252 108179903808 108432576256 109154497536 109703270509 112186566912 121986648288 125375166296 126209887776 128213219328 137234979324 141047062083 142317756336 144239871744 149582089216 160107475878 162648864384 163731746304 168279850368 182979972432 188062749444 189314831664 189757008448 192319828992 213476634504 216359807616 216865152512 218308995072 219406541018 224373133824 240161213817 243973296576 250750332592 252419775552 274469958648 282094124166 284635512672 288479743488 299164178432 320214951756 325297728768 327463492608 329109811527 336559700736 365959944864 376125498888 378629663328 379514016896 384639657984 423141186249 426953269008 432719615232 433730305024 438813082036 448746267648 480322427634 487946593152 501500665184 504839551104 548939917296 564188248332 569271025344 576959486976 640429903512 650595457536 654926985216 658219623054 673119401472 731919889728 752250997776 757259326656 759028033792 846282372498 853906538016 865439230464 867460610048 877626164072 897492535296 960644855268 975893186304 987329434581 1003001330368 1009679102208 1097879834592 1128376496664 1138542050688 1153918973952 1269423558747 1280859807024 1301190915072 1316439246108 1346238802944 1463839779456 1504501995552 1514518653312 1518056067584 1692564744996 1707813076032 1730878460928 1755252328144 1921289710536 1951786372608 1974658869162 2006002660736 2019358204416 2195759669184 2256752993328 2277084101376 2538847117494 2561719614048 2602381830144 2632878492216 2692477605888 2927679558912 2961988303743 3009003991104 3029037306624 3036112135168 3385129489992 3415626152064 3461756921856 3510504656288 3842579421072 3903572745216 3949317738324 4012005321472 4038716408832 4391519338368 4513505986656 4554168202752 5077694234988 5123439228096 5265756984432 5855359117824 5923976607486 6018007982208 6058074613248 6072224270336 6770258979984 6831252304128 7021009312576 7685158842144 7807145490432 7898635476648 8024010642944 8077432817664 8783038676736 8885964911229 9027011973312 9108336405504 10155388469976 10246878456192 10531513968864 11710718235648 11847953214972 12036015964416 12116149226496 13540517959968 13662504608256 14042018625152 15370317684288 15797270953296 16048021285888 17566077353472 17771929822458 18054023946624 18216672811008 20310776939952 20493756912384 21063027937728 23421436471296 23695906429944 24072031928832 24232298452992 27081035919936 27325009216512 28084037250304 30740635368576 31594541906592 32096042571776 35132154706944 35543859644916 36108047893248 40621553879904 40987513824768 42126055875456 47391812859888 48144063857664 54162071839872 54650018433024 56168074500608 61481270737152 63189083813184 70264309413888 71087719289832 72216095786496 81243107759808 81975027649536 84252111750912 94783625719776 96288127715328 108324143679744 112336149001216 122962541474304 126378167626368 142175438579664 144432191572992 162486215519616 163950055299072 168504223501824 189567251439552 216648287359488 224672298002432 245925082948608 252756335252736 284350877159328 288864383145984 324972431039232 337008447003648 379134502879104 433296574718976 491850165897216 505512670505472 568701754318656 649944862078464 674016894007296 758269005758208 866593149437952 1011025341010944 1137403508637312 1299889724156928 1516538011516416 2022050682021888 2274807017274624 2599779448313856 3033076023032832 4549614034549248 6066152046065664 9099228069098496 18198456138196992
• Sum of all divisors σ(n): 63886830769681920
• Sum of proper divisors (its aliquot sum) s(n): 45688374631484928
• 18198456138196992 is an abundant number, because the sum of its proper divisors (45688374631484928) is greater than itself. Its abundance is 27489918493287936

Bases of 18198456138196992

• Binary: 1000000101001110110011001000001100100111110100000000000₂
• Hexadecimal: 0x40A7664193E800
• Base-36: 4Z6TBC2GW00

Squares and roots of 18198456138196992

• 18198456138196992 squared (18198456138196992²) is 331183805813879775587112597848064
• 18198456138196992 cubed (18198456138196992³) is 6027033963785041047902239614757682377092117823488
• The square root of 18198456138196992 is 134901653.5784383631
• The cube root of 18198456138196992 is 263033.7735025133

Scales and comparisons

• 18,198,456,138,196,992 seconds is equal to 578,654,613 years, 35 weeks, 6 hours, 43 minutes, 12 seconds.
• To count from 1 to 18,198,456,138,196,992 would take you about one billion, seven hundred thirty-five million, nine hundred sixty-three thousand, eight hundred forty-one 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 18198456138196992 cubic inches would be around 21919.5 feet tall.

Recreational maths with 18198456138196992

• 18198456138196992 backwards is 29969183165489181
• The number of decimal digits it has is: 17
• The sum of 18198456138196992's digits is 90
• More coming soon!