128636984551009536

Names of 128636984551009536

• Cardinal: 128636984551009536 can be written as One hundred twenty-eight quadrillion, six hundred thirty-six trillion, nine hundred eighty-four billion, five hundred fifty-one million, nine thousand, five hundred thirty-six.

Scientific notation

• Scientific notation: 1.28636984551009536 × 10¹⁷

Factors of 128636984551009536

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 16
• Sum of prime factors: 31776

Divisors of 128636984551009536

• Number of divisors d(n): 648
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 16 18 21 24 28 32 36 42 48 49 56 63 64 72 84 96 98 112 126 128 144 147 163 168 192 196 224 252 256 288 294 326 336 343 384 392 441 448 489 504 576 588 652 672 686 768 784 882 896 978 1008 1029 1141 1152 1176 1304 1344 1372 1467 1568 1764 1792 1956 2016 2058 2282 2304 2352 2608 2688 2744 2934 3087 3136 3423 3528 3912 4032 4116 4564 4704 5216 5376 5488 5868 6174 6272 6846 7056 7824 7987 8064 8232 9128 9408 10269 10432 10976 11736 12348 12544 13692 14112 15648 15974 16128 16464 18256 18816 20538 20864 21952 23472 23961 24696 27384 28224 31296 31601 31948 32928 36512 37632 41076 41728 43904 46944 47922 49392 54768 55909 56448 62592 63202 63896 65856 71883 73024 82152 87808 93888 94803 95844 98784 109536 111818 112896 125184 126404 127792 131712 143766 146048 164304 167727 187776 189606 191688 197568 219072 221207 223636 252808 255584 263424 284409 287532 292096 328608 335454 375552 379212 383376 395136 438144 442414 447272 503181 505616 511168 568818 575064 657216 663621 670908 758424 766752 790272 876288 884828 894544 1006362 1011232 1022336 1137636 1150128 1314432 1327242 1341816 1516848 1533504 1548449 1769656 1789088 1990863 2012724 2022464 2044672 2275272 2300256 2628864 2654484 2683632 3033696 3067008 3096898 3539312 3578176 3981726 4025448 4044928 4550544 4600512 4645347 5150963 5308968 5367264 6067392 6134016 6193796 7078624 7156352 7963452 8050896 8089856 9101088 9201024 9290694 10301926 10617936 10734528 10839143 12134784 12387592 13936041 14157248 14312704 15452889 15926904 16101792 18202176 18402048 18581388 20603852 21235872 21469056 21678286 24269568 24775184 27872082 28314496 30905778 31853808 32203584 32517429 36056741 36404352 37162776 41207704 42471744 42938112 43356572 46358667 49550368 55744164 56628992 61811556 63707616 64407168 65034858 72113482 72808704 74325552 82415408 84943488 86713144 92717334 97552287 99100736 108170223 111488328 123623112 127415232 128814336 130069716 144226964 148651104 164830816 169886976 173426288 185434668 195104574 198201472 216340446 222976656 247246224 252397187 254830464 260139432 288453928 297302208 324510669 329661632 346852576 370869336 390209148 396402944 432680892 445953312 494492448 504794374 509660928 520278864 576907856 594604416 649021338 659323264 693705152 741738672 757191561 780418296 865361784 891906624 988984896 998623201 1009588748 1040557728 1153815712 1189208832 1298042676 1318646528 1387410304 1483477344 1514383122 1560836592 1730723568 1766780309 1783813248 1977969792 1997246402 2019177496 2081115456 2271574683 2307631424 2596085352 2774820608 2966954688 2995869603 3028766244 3121673184 3461447136 3533560618 3567626496 3955939584 3994492804 4038354992 4162230912 4543149366 4615262848 5192170704 5300340927 5933909376 5991739206 6057532488 6243346368 6922894272 6990362407 7067121236 7988985608 8076709984 8324461824 8987608809 9086298732 9230525696 10384341408 10600681854 11867818752 11983478412 12115064976 12486692736 13845788544 13980724814 14134242472 15901022781 15977971216 16153419968 17975217618 18172597464 20768682816 20971087221 21201363708 23966956824 24230129952 24973385472 27691577088 27961449628 28268484944 31802045562 31955942432 32306839936 35950435236 36345194928 41537365632 41942174442 42402727416 47933913648 48460259904 48932536849 55922899256 56536969888 62913261663 63604091124 63911884864 64613679872 71900870472 72690389856 83074731264 83884348884 84805454832 95867827296 96920519808 97865073698 111845798512 113073939776 125826523326 127208182248 127823769728 143801740944 145380779712 146797610547 162775581763 167768697768 169610909664 191735654592 193841039616 195730147396 223691597024 226147879552 251653046652 254416364496 255647539456 287603481888 290761559424 293595221094 325551163526 335537395536 339221819328 342527757943 383471309184 391460294792 440392831641 447383194048 452295759104 488326745289 503306093304 508832728992 575206963776 581523118848 587190442188 651102327052 671074791072 678443638656 685055515886 766942618368 782920589584 880785663282 894766388096 976653490578 1006612186608 1017665457984 1027583273829 1139429072341 1150413927552 1174380884376 1302204654104 1342149582144 1356887277312 1370111031772 1464980235867 1565841179168 1761571326564 1789532776192 1953306981156 2013224373216 2035330915968 2055166547658 2278858144682 2300827855104 2348761768752 2604409308208 2684299164288 2740222063544 2929960471734 3082749821487 3131682358336 3418287217023 3523142653128 3906613962312 4026448746432 4070661831936 4110333095316 4557716289364 4697523537504 5208818616416 5368598328576 5480444127088 5859920943468 6165499642974 6263364716672 6836574434046 7046285306256 7813227924624 7976003506387 8052897492864 8220666190632 9115432578728 9395047075008 10254861651069 10417637232832 10960888254176 11719841886936 12330999285948 12526729433344 13673148868092 14092570612512 15626455849248 15952007012774 16105794985728 16441332381264 18230865157456 18790094150016 20509723302138 20835274465664 21921776508352 23439683773872 23928010519161 24661998571896 27346297736184 28185141225024 31252911698496 31904014025548 32882664762528 36461730314912 37580188300032 41019446604276 41670548931328 43843553016704 46879367547744 47856021038322 49323997143792 54692595472368 55832024544709 56370282450048 62505823396992 63808028051096 65765329525056 71784031557483 72923460629824 82038893208552 87687106033408 93758735095488 95712042076644 98647994287584 109385190944736 111664049089418 112740564900096 125011646793984 127616056102192 131530659050112 143568063114966 145846921259648 164077786417104 167496073634127 187517470190976 191424084153288 197295988575168 218770381889472 223328098178836 255232112204384 263061318100224 287136126229932 291693842519296 328155572834208 334992147268254 375034940381952 382848168306576 394591977150336 437540763778944 446656196357672 502488220902381 510464224408768 574272252459864 656311145668416 669984294536508 765696336613152 789183954300672 875081527557888 893312392715344 1004976441804762 1020928448817536 1148544504919728 1312622291336832 1339968589073016 1531392673226304 1786624785430688 2009952883609524 2041856897635072 2297089009839456 2625244582673664 2679937178146032 3062785346452608 3573249570861376 4019905767219048 4594178019678912 5359874356292064 6125570692905216 7146499141722752 8039811534438096 9188356039357824 10719748712584128 14292998283445504 16079623068876192 18376712078715648 21439497425168256 32159246137752384 42878994850336512 64318492275504768 128636984551009536
• Sum of all divisors σ(n): 435194588975182400
• Sum of proper divisors (its aliquot sum) s(n): 306557604424172864
• 128636984551009536 is an abundant number, because the sum of its proper divisors (306557604424172864) is greater than itself. Its abundance is 177920619873163328

Bases of 128636984551009536

• Binary: 111001001000000101010011111101001001000111110110100000000₂
• Hexadecimal: 0x1C902A7E923ED00
• Base-36: Z6M06VX5J40

Squares and roots of 128636984551009536

• 128636984551009536 squared (128636984551009536²) is 16547473794376666036170356762935296
• 128636984551009536 cubed (128636984551009536³) is 2128617130845466336279835766005186961486703446982656
• The square root of 128636984551009536 is 358659984.5968456181
• The cube root of 128636984551009536 is 504803.0268654077

Scales and comparisons

• 128,636,984,551,009,536 seconds is equal to 4,090,258,208 years, 20 weeks, 6 days, 21 hours, 45 minutes, 36 seconds.
• To count from 1 to 128,636,984,551,009,536 would take you about twelve billion, two hundred seventy million, seven hundred seventy-four thousand, six hundred twenty-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 128636984551009536 cubic inches would be around 42066.9 feet tall.

Recreational maths with 128636984551009536

• 128636984551009536 backwards is 635900155489636821
• The number of decimal digits it has is: 18
• The sum of 128636984551009536's digits is 81
• More coming soon!