18438947943376896
18,438,947,943,376,896 is an even composite number composed of five prime numbers multiplied together.
What does the number 18438947943376896 look like?
This visualization shows the relationship between its 5 prime factors (large circles) and 864 divisors.
18438947943376896 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of eight hundred sixty-four divisors.
Prime factorization of 18438947943376896:
211 × 33 × 132 × 4192 × 11239
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 3 × 3 × 13 × 13 × 419 × 419 × 11239)See below for interesting mathematical facts about the number 18438947943376896 from the Numbermatics database.
Names of 18438947943376896
- Cardinal: 18438947943376896 can be written as Eighteen quadrillion, four hundred thirty-eight trillion, nine hundred forty-seven billion, nine hundred forty-three million, three hundred seventy-six thousand, eight hundred ninety-six.
Scientific notation
- Scientific notation: 1.8438947943376896 × 1016
Factors of 18438947943376896
Divisors of 18438947943376896
- Number of divisors d(n): 864
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Complete list of divisors:
1 2 3 4 6 8 9 12 13 16 18 24 26 27 32 36 39 48 52 54 64 72 78 96 104 108 117 128 144 156 169 192 208 216 234 256 288 312 338 351 384 416 419 432 468 507 512 576 624 676 702 768 832 838 864 936 1014 1024 1152 1248 1257 1352 1404 1521 1536 1664 1676 1728 1872 2028 2048 2304 2496 2514 2704 2808 3042 3072 3328 3352 3456 3744 3771 4056 4563 4608 4992 5028 5408 5447 5616 6084 6144 6656 6704 6912 7488 7542 8112 9126 9216 9984 10056 10816 10894 11232 11239 11313 12168 13312 13408 13824 14976 15084 16224 16341 18252 18432 19968 20112 21632 21788 22464 22478 22626 24336 26624 26816 27648 29952 30168 32448 32682 33717 36504 39936 40224 43264 43576 44928 44956 45252 48672 49023 53632 55296 59904 60336 64896 65364 67434 70811 73008 79872 80448 86528 87152 89856 89912 90504 97344 98046 101151 107264 119808 120672 129792 130728 134868 141622 146016 146107 147069 160896 173056 174304 175561 179712 179824 181008 194688 196092 202302 212433 214528 239616 241344 259584 261456 269736 283244 292032 292214 294138 303453 321792 346112 348608 351122 359424 359648 362016 389376 392184 404604 424866 429056 438321 482688 519168 522912 526683 539472 566488 584064 584428 588276 606906 637299 643584 697216 702244 718848 719296 724032 778752 784368 809208 849732 858112 876642 965376 1038336 1045824 1053366 1078944 1132976 1168128 1168856 1176552 1213812 1274598 1287168 1314963 1394432 1404488 1438592 1448064 1557504 1568736 1580049 1618416 1699464 1753284 1899391 1911897 1930752 2091648 2106732 2157888 2265952 2282293 2336256 2337712 2353104 2427624 2549196 2574336 2629926 2788864 2808976 2877184 2896128 3115008 3137472 3160098 3236832 3398928 3506568 3798782 3823794 3861504 3944889 4183296 4213464 4315776 4531904 4564586 4672512 4675424 4706208 4709141 4740147 4855248 5098392 5259852 5577728 5617952 5698173 5754368 5792256 6274944 6320196 6473664 6797856 6846879 7013136 7597564 7647588 7723008 7889778 8366592 8426928 8631552 9063808 9129172 9345024 9350848 9412416 9418282 9480294 9710496 10196784 10519704 11155456 11235904 11396346 11508736 11584512 12549888 12640392 12947328 13595712 13693758 14026272 14127423 15195128 15295176 15779556 16733184 16853856 17094519 17263104 18127616 18258344 18701696 18824832 18836564 18960588 19420992 20393568 20540637 21039408 22471808 22792692 23017472 23169024 25099776 25280784 25894656 27191424 27387516 28052544 28254846 29669809 30390256 30590352 31559112 33466368 33707712 34189038 34526208 36255232 36516688 37403392 37649664 37673128 37921176 38841984 40787136 41081274 42078816 42382269 44943616 45585384 50199552 50561568 51283557 51789312 54382848 54775032 56105088 56509692 59339618 60780512 61180704 61218833 61621911 63118224 67415424 68378076 69052416 72510464 73033376 74806784 75299328 75346256 75842352 77683968 81574272 82162548 84157632 84764538 89009427 89887232 91170768 100399104 101123136 102567114 103578624 108765696 109550064 112210176 113019384 118679236 121561024 122361408 122437666 123243822 126236448 127146807 134830848 136756152 145020928 146066752 149613568 150598656 150692512 151684704 155367936 163148544 164325096 168315264 169529076 178018854 179774464 182341536 183656499 202246272 205134228 207157248 217531392 219100128 224420352 226038768 237358472 243122048 244722816 244875332 246487644 252472896 254293614 267028281 269661696 273512304 292133504 299227136 301197312 301385024 303369408 310735872 326297088 328650192 336630528 339058152 356037708 359548928 364683072 367312998 404492544 410268456 435062784 438200256 448840704 452077536 474716944 486244096 489445632 489750664 492975288 504945792 508587228 534056562 539323392 547024608 550969497 584267008 602770048 606738816 621471744 652594176 657300384 673261056 678116304 712075416 729366144 734625996 795844829 801084843 808985088 820536912 876400512 897681408 904155072 949433888 972488192 978891264 979501328 985950576 1009891584 1017174456 1068113124 1078646784 1094049216 1101938994 1168534016 1205540096 1213477632 1305188352 1314600768 1346522112 1356232608 1424150832 1458732288 1469251992 1591689658 1602169686 1617970176 1641073824 1652908491 1752801024 1808310144 1898867776 1944976384 1957782528 1959002656 1971901152 1973130079 2019783168 2034348912 2136226248 2188098432 2203877988 2337068032 2387534487 2411080192 2426955264 2629201536 2693044224 2712465216 2848301664 2917464576 2938503984 3183379316 3204339372 3235940352 3282147648 3305816982 3505602048 3616620288 3797735552 3889952768 3915565056 3918005312 3943802304 3946260158 4039566336 4068697824 4272452496 4376196864 4407755976 4674136064 4775068974 4822160384 4853910528 5258403072 5424930432 5696603328 5834929152 5877007968 5919390237 6366758632 6408678744 6564295296 6611633964 7011204096 7162603461 7233240576 7595471104 7836010624 7887604608 7892520316 8079132672 8137395648 8544904992 8752393728 8815511952 9550137948 9644320768 9707821056 10516806144 10849860864 11393206656 11669858304 11754015936 11838780474 12733517264 12817357488 13128590592 13223267928 14022408192 14325206922 14466481152 15190942208 15672021248 15775209216 15785040632 16274791296 17089809984 17504787456 17631023904 17758170711 19100275896 21033612288 21487810383 21699721728 22786413312 23508031872 23677560948 25467034528 25634714976 25650691027 26257181184 26446535856 28650413844 28932962304 30381884416 31344042496 31550418432 31570081264 32549582592 34179619968 35009574912 35262047808 35516341422 38200551792 42067224576 42975620766 43399443456 45572826624 47016063744 47355121896 50934069056 51269429952 51301382054 52514362368 52893071712 53274512133 57300827688 60763768832 62688084992 63100836864 63140162528 65099165184 68359239936 70524095616 71032682844 76401103584 76952073081 85951241532 86798886912 91145653248 94032127488 94710243792 101868138112 102538859904 102602764108 105028724736 105786143424 106549024266 114601655376 125376169984 126201673728 126280325056 130198330368 136718479872 141048191232 142065365688 152802207168 153904146162 171902483064 182291306496 188064254976 189420487584 203736276224 205077719808 205205528216 211572286848 213098048532 229203310752 230856219243 252560650112 260396660736 273436959744 282096382464 284130731376 305604414336 307808292324 333458983351 343804966128 376128509952 378840975168 407472552448 410155439616 410411056432 423144573696 426196097064 458406621504 461712438486 505121300224 546873919488 564192764928 568261462752 611208828672 615616584648 666917966702 687609932256 692568657729 757681950336 814945104896 820310879232 820822112864 846289147392 852392194128 916813243008 923424876972 1000376950053 1010242600448 1128385529856 1136522925504 1222417657344 1231233169296 1333835933404 1375219864512 1385137315458 1515363900672 1629890209792 1640621758464 1641644225728 1692578294784 1704784388256 1833626486016 1846849753944 2000753900106 2020485200896 2273045851008 2444835314688 2462466338592 2667671866808 2750439729024 2770274630916 3001130850159 3030727801344 3283288451456 3385156589568 3409568776512 3667252972032 3693699507888 4001507800212 4040970401792 4546091702016 4889670629376 4924932677184 5335343733616 5500879458048 5540549261832 6002261700318 6061455602688 6566576902912 6819137553024 7334505944064 7387399015776 8003015600424 9003392550477 9092183404032 9849865354368 10670687467232 11001758916096 11081098523664 12004523400636 12122911205376 13133153805824 13638275106048 14669011888128 14774798031552 16006031200848 18006785100954 18184366808064 19699730708736 21341374934464 22003517832192 22162197047328 24009046801272 26266307611648 27276550212096 29549596063104 32012062401696 36013570201908 36368733616128 39399461417472 42682749868928 44007035664384 44324394094656 48018093602544 52532615223296 54553100424192 59099192126208 64024124803392 72027140403816 78798922834944 85365499737856 88648788189312 96036187205088 109106200848384 118198384252416 128048249606784 144054280807632 157597845669888 170730999475712 177297576378624 192072374410176 236396768504832 256096499213568 288108561615264 341461998951424 354595152757248 384144748820352 472793537009664 512192998427136 576217123230528 682923997902848 709190305514496 768289497640704 1024385996854272 1152434246461056 1418380611028992 1536578995281408 2048771993708544 2304868492922112 3073157990562816 4609736985844224 6146315981125632 9219473971688448 18438947943376896
- Sum of all divisors σ(n): 59292133749576000
- Sum of proper divisors (its aliquot sum) s(n): 40853185806199104
- 18438947943376896 is an abundant number, because the sum of its proper divisors (40853185806199104) is greater than itself. Its abundance is 22414237862822208
Bases of 18438947943376896
- Binary: 10000011000001000100000000111100011001001101000000000002
- Hexadecimal: 0x4182201E326800
- Base-36: 51K27QTYIO0
Squares and roots of 18438947943376896
- 18438947943376896 squared (184389479433768962) is 339994801258563062696991906594816
- 18438947943376896 cubed (184389479433768963) is 6269146441425417876667626332472376079291447771136
-
The
square root of 18438947943376896 is 135790087.7950113707 -
The
cube root of 18438947943376896 is 264187.3667193689
Scales and comparisons
How big is 18438947943376896?- 18,438,947,943,376,896 seconds is equal to 586,301,509 years, 9 weeks, 5 days, 15 hours, 21 minutes, 36 seconds.
-
To count from 1 to 18,438,947,943,376,896 would take you about one billion, seven hundred fifty-eight million, nine hundred four thousand, five hundred twenty-seven 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 18438947943376896 cubic inches would be around 22015.6 feet tall.
Recreational maths with 18438947943376896
- 18438947943376896 backwards is 69867334974983481
- The number of decimal digits it has is: 17
- The sum of 18438947943376896's digits is 99
- More coming soon!
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The information we have on file for 18438947943376896 includes mathematical data and numerical statistics calculated using standard algorithms and methods. We are adding more all the time. If there are any features you would like to see, please contact us. Information provided for educational use, intellectual curiosity and fun!
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