12420478110978

Names of 12420478110978

• Cardinal: 12420478110978 can be written as Twelve trillion, four hundred twenty billion, four hundred seventy-eight million, one hundred ten thousand, nine hundred seventy-eight.

Scientific notation

• Scientific notation: 1.2420478110978 × 10¹³

Factors of 12420478110978

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 16
• Sum of prime factors: 171

Divisors of 12420478110978

• Number of divisors d(n): 784
• Complete list of divisors:
  1 2 3 6 7 9 14 18 19 21 27 37 38 42 49 54 57 63 74 81 98 103 111 114 126 133 147 162 171 189 206 222 243 259 266 294 309 333 342 343 378 399 441 486 513 518 567 618 666 686 703 721 729 777 798 882 927 931 999 1026 1029 1134 1197 1323 1406 1442 1458 1539 1554 1701 1813 1854 1862 1957 1998 2058 2109 2163 2331 2394 2401 2646 2781 2793 2997 3078 3087 3402 3591 3626 3811 3914 3969 4218 4326 4617 4662 4802 4921 5047 5103 5439 5562 5586 5871 5994 6174 6327 6489 6517 6993 7182 7203 7622 7938 8343 8379 8991 9234 9261 9842 10094 10206 10773 10878 11433 11742 11907 12654 12691 12978 13034 13699 13851 13986 14406 14763 15141 16317 16686 16758 16807 17613 17982 18522 18981 19467 19551 20979 21546 21609 22866 23814 25029 25137 25382 26677 26973 27398 27702 27783 29526 30282 32319 32634 33614 34299 34447 35226 35329 35721 37962 38073 38934 39102 41097 41958 43218 44289 45423 45619 48951 50058 50274 50421 52839 53354 53946 55566 56943 58401 58653 62937 64638 64827 68598 68894 70658 71442 72409 75087 75411 76146 80031 82194 83349 88578 88837 90846 91238 95893 96957 97902 100842 102897 103341 105678 105987 113886 114219 116802 117306 117649 123291 125874 129654 132867 136269 136857 144818 146853 150174 150822 151263 158517 160062 166698 170829 175203 175959 177674 186739 188811 191786 193914 194481 205794 206682 211974 217227 226233 228438 235298 240093 241129 246582 247303 250047 265734 266511 272538 273714 287679 293706 302526 308691 310023 317034 317961 319333 341658 342657 350406 351918 352947 369873 373478 377622 388962 398601 408807 410571 434454 440559 452466 453789 475551 480186 482258 494606 500094 506863 512487 525609 527877 533022 560217 575358 583443 617382 620046 621859 635922 638666 651681 671251 678699 685314 705894 720279 723387 739746 741909 797202 799533 817614 821142 863037 881118 907578 926073 930069 951102 953883 957999 1013726 1024974 1027971 1051218 1055754 1058841 1109619 1120434 1166886 1195803 1226421 1231713 1243718 1303362 1307173 1321677 1342502 1357398 1361367 1426653 1440558 1446774 1483818 1520589 1583631 1599066 1680651 1687903 1726074 1731121 1750329 1852146 1860138 1865577 1907766 1915998 1955043 2013753 2055942 2117682 2160837 2170161 2219238 2225727 2235331 2391606 2398599 2452842 2463426 2589111 2614346 2643354 2722734 2778219 2790207 2853306 2861649 2873997 3041178 3083913 3167262 3176523 3328857 3361302 3375806 3462242 3500658 3548041 3587409 3679263 3695139 3731154 3910086 3921519 4027506 4084101 4321674 4340322 4353013 4451454 4470662 4561767 4698757 4750893 4797198 5041953 5063709 5178222 5193363 5556438 5580414 5596731 5723298 5747994 5865129 6041259 6167826 6353046 6482511 6510483 6657714 6677181 6705993 7096082 7174818 7195797 7358526 7390278 7767333 7843038 8168202 8370621 8584947 8621991 8706026 9123534 9150211 9251739 9397514 9501786 9529569 9986571 10083906 10127418 10386726 10644123 11085417 11193462 11730258 11764557 11815321 12082518 12117847 12252303 12965022 13020966 13059039 13354362 13411986 13685301 14096271 14391594 15125859 15191127 15534666 15580089 16741242 16790193 17169894 17243982 17595387 18123777 18300422 18503478 19059138 19447533 19531449 19973142 20031543 20117979 21288246 21587391 22170834 23301999 23529114 23630642 24235694 24504606 24836287 25111863 25754841 25865973 26118078 27370602 27450633 28192542 28588707 30251718 30382254 31160178 31932369 32891299 33256251 33580386 35190774 35293671 35445963 36247554 36353541 38895066 39062898 39177117 40063086 40235958 41055903 42288813 43174782 45377577 45573381 46603998 46740267 49672574 50223726 50370579 51509682 51731946 52786161 54371331 54901266 57177414 58594347 60094629 60353937 63864738 64051477 64762173 65782598 66512502 69905997 70587342 70891926 72707082 74508861 77597919 78354234 82111806 82351899 82707247 84577626 85766121 90755154 91146762 93480534 95797107 98673897 100741158 105572322 105881013 106337889 108742662 109060623 117188694 117531351 120189258 120707874 123167709 126866439 128102954 129524346 136132731 136720143 139811994 140220801 149017722 151111737 155195838 163113993 164703798 165414494 171532242 173854009 175783041 180283887 181061811 191594214 192154431 197347794 211762026 212675778 218121246 223526583 230239093 232793757 235062702 246335418 247055697 248121741 253732878 272265462 273440286 280441602 287391321 296021691 302223474 317643039 319013667 326227986 327181869 347708018 351566082 352594053 360567774 362123622 369503127 380599317 384308862 410160429 420662403 447053166 448360339 453335211 460478186 465587514 489341979 494111394 496243482 521562027 543185433 574782642 576463293 592043382 635286078 638027334 654363738 670579749 690717279 705188106 739006254 741167091 744365223 761198634 820320858 841324806 862173963 888065073 896720678 906670422 952929117 957041001 978683958 981545607 1043124054 1057782159 1086370866 1141797951 1152926586 1216978063 1230481287 1261987209 1341159498 1345081017 1381434558 1482334182 1488730446 1564686081 1629556299 1724347926 1729389879 1776130146 1905858234 1914082002 1963091214 2011739247 2072151837 2115564318 2223501273 2233095669 2283595902 2433956126 2460962574 2523974418 2586521889 2664195219 2690162034 2871123003 2944636821 3129372162 3173346477 3259112598 3425393853 3458779758 3650934189 4023478494 4035243051 4144303674 4447002546 4466191338 4694058243 5173043778 5188169637 5328390438 5742246006 5889273642 6035217741 6216455511 6346692954 6670503819 6699287007 6850787706 7301868378 7992585657 8070486102 8518846441 8613369009 8833910463 9388116486 10376339274 10952802567 12070435482 12105729153 12432911022 13341007638 13398574014 14082174729 15564508911 15985171314 17037692882 17226738018 17667820926 18105653223 18649366533 20097861021 21905605134 23977756971 24211458306 25556539323 28164349458 31129017822 32858407701 36211306446 36317187459 37298733066 40195722042 42246524187 46693526733 47955513942 51113078646 55948099599 60293583063 65716815402 72634374918 76669617969 84493048374 93387053466 98575223103 108951562377 111896199198 120587166126 126739572561 153339235938 167844298797 197150446206 217903124754 230008853907 253479145122 295725669309 326854687131 335688597594 460017707814 591451338618 653709374262 690026561721 887177007927 1380053123442 1774354015854 2070079685163 4140159370326 6210239055489 12420478110978
• Sum of all divisors σ(n): 35573193165120
• Sum of proper divisors (its aliquot sum) s(n): 23152715054142
• 12420478110978 is an abundant number, because the sum of its proper divisors (23152715054142) is greater than itself. Its abundance is 10732236943164

Bases of 12420478110978

• Binary: 10110100101111011110001011111000110100000010₂
• Hexadecimal: 0xB4BDE2F8D02
• Base-36: 4EHVZZA4I

Squares and roots of 12420478110978

• 12420478110978 squared (12420478110978²) is 154268276505283627284116484
• 12420478110978 cubed (12420478110978³) is 1916085751552176966445934927696031161352
• The square root of 12420478110978 is 3524269.8692038327
• The cube root of 12420478110978 is 23158.6250461289

Scales and comparisons

• 12,420,478,110,978 seconds is equal to 394,932 years, 40 weeks, 5 days, 16 hours, 36 minutes, 18 seconds.
• To count from 1 to 12,420,478,110,978 would take you about nine hundred eighty-seven thousand, three hundred thirty-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 12420478110978 cubic inches would be around 1929.9 feet tall.

Recreational maths with 12420478110978

• 12420478110978 backwards is 87901187402421
• 12420478110978 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 12420478110978's digits is 54
• More coming soon!