138212408856420

Names of 138212408856420

• Cardinal: 138212408856420 can be written as One hundred thirty-eight trillion, two hundred twelve billion, four hundred eight million, eight hundred fifty-six thousand, four hundred twenty.

Scientific notation

• Scientific notation: 1.3821240885642 × 10¹⁴

Factors of 138212408856420

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 251

Divisors of 138212408856420

• Number of divisors d(n): 648
• Complete list of divisors:
  1 2 3 4 5 6 9 10 12 15 18 20 29 30 31 36 45 58 60 62 87 90 93 116 124 145 155 174 180 181 186 261 279 290 310 348 362 372 435 465 522 543 558 580 620 724 841 870 899 905 930 961 1044 1086 1116 1305 1395 1629 1682 1740 1798 1810 1860 1922 2172 2523 2610 2697 2715 2790 2883 3258 3364 3596 3620 3844 4205 4495 4805 5046 5220 5249 5394 5430 5580 5611 5766 6516 7569 8091 8145 8410 8649 8990 9610 10092 10498 10788 10860 11222 11532 12615 13485 14415 15138 15747 16182 16290 16820 16833 17298 17980 19220 20996 22444 24389 25230 26071 26245 26970 27869 28055 28830 30276 31494 32364 32580 32761 33666 34596 37845 40455 43245 47241 48778 50460 50499 52142 52490 53940 55738 56110 57660 62988 65522 67332 73167 75690 78213 78735 80910 83607 84165 86490 94482 97556 98283 100998 104284 104980 111476 112220 121945 130355 131044 139345 146334 151380 152221 156426 157470 161820 162719 163805 167214 168330 172980 173941 188964 196566 201996 219501 234639 236205 243890 250821 252495 260710 278690 292668 294849 304442 312852 314940 325438 327610 334428 336660 347882 365835 391065 393132 418035 439002 456663 469278 472410 487780 488157 491415 501642 504990 521420 521823 557380 589698 608884 650876 655220 695764 731670 756059 761105 782130 808201 813595 836070 869705 878004 913326 938556 944820 950069 976314 982830 1003284 1009980 1015591 1043646 1097505 1173195 1179396 1254105 1369989 1463340 1464471 1474245 1512118 1522210 1564260 1565469 1616402 1627190 1672140 1739410 1826652 1900138 1952628 1965660 2031182 2087292 2195010 2268177 2283315 2346390 2424603 2440785 2508210 2609115 2739978 2850207 2928942 2948490 3024236 3044420 3046773 3130938 3232804 3254380 3478820 3780295 3800276 4041005 4062364 4390020 4414409 4536354 4566630 4692780 4718851 4750345 4849206 4881570 5016420 5044289 5077955 5218230 5479956 5700414 5857884 5896980 6093546 6261876 6804531 6849945 7273809 7322355 7560590 7827345 8082010 8550621 8828818 9072708 9133260 9140319 9437702 9500690 9698412 9763140 10088578 10155910 10436460 11340885 11400828 12123015 12187092 13243227 13609062 13699890 14156553 14251035 14547618 14644710 15121180 15132867 15233865 15654690 16164020 17101242 17657636 18280638 18875404 19001380 20177156 20311820 22072045 22681770 23437829 23594255 24246030 25221445 26486454 27218124 27399780 27552001 28313106 28502070 29095236 29289420 29452139 30265734 30467730 31309380 31483321 34022655 34202484 36369045 36561276 39729681 42469659 42753105 44144090 45363540 45398601 45701595 46875658 47188510 48492060 50442890 52972908 55104002 56626212 57004140 58904278 60531468 60935460 62966642 66216135 68045310 70313487 70782765 72738090 75664335 79459362 82656003 84939318 85506210 88288180 88356417 90797202 91403190 93751316 94377020 94449963 100885780 110208004 117189145 117808556 125933284 132432270 136090620 136846679 137760005 140626974 141565530 145476180 146284381 147260695 151328670 157416605 158918724 165312006 169878636 171012420 176712834 181594404 182806380 188899926 198648405 210940461 212348295 226993005 234378290 247968009 264864540 265069251 273693358 275520010 281253948 283131060 283349889 292568762 294521390 302657340 314833210 330624012 351567435 353425668 377799852 397296810 410540037 413280015 421880922 424696590 438853143 441782085 453986010 468756580 472249815 495936018 530138502 547386716 551040020 566699778 585137524 589042780 629666420 684233395 703134870 731421905 794593620 799008029 821080074 826560030 843761844 849393180 854112031 877706286 883564170 907972020 913016309 944499630 991872036 1054702305 1060277004 1133399556 1231620111 1239840045 1316559429 1325346255 1368466790 1406269740 1416749445 1462843810 1598016058 1642160148 1653120060 1708224062 1755412572 1767128340 1826032618 1888999260 2052700185 2109404610 2194265715 2397024087 2463240222 2479680090 2562336093 2633118858 2650692510 2736933580 2739048927 2833498890 2925687620 3196032116 3416448124 3652065236 3995040145 4105400370 4218809220 4242247049 4270560155 4388531430 4565081545 4794048174 4926480444 4959360180 5124672186 5266237716 5301385020 5478097854 5666997780 6158100555 6582797145 7191072261 7687008279 7990080290 8210800740 8217146781 8484494098 8541120310 8777062860 9130163090 9588096348 10249344372 10956195708 11985120435 12316201110 12726741147 12811680465 13165594290 13695244635 14382144522 15374016558 15980160580 16434293562 16968988196 17082240620 18260326180 21211235245 23970240870 24632402220 24769248899 25453482294 25623360930 26331188580 26477472961 27390489270 28764289044 30748033116 32868587124 35955361305 38180223441 38435041395 41085733905 42422470490 47940481740 49538497798 50906964588 51246721860 52954945922 54780978540 63633705735 71910722610 74307746697 76360446882 76870082790 79432418883 82171467810 84844940980 99076995596 105909891844 123846244495 127267411470 132387364805 143821445220 148615493394 152720893764 153740165580 158864837766 164342935620 190901117205 222923240091 238297256649 247692488990 254534822940 264774729610 297230986788 317729675532 371538733485 381802234410 397162094415 445846480182 476594513298 495384977980 529549459220 743077466970 763604468820 767846715869 794324188830 891692960364 953189026596 1114616200455 1191486283245 1486154933940 1535693431738 1588648377660 2229232400910 2303540147607 2382972566490 3071386863476 3839233579345 4458464801820 4607080295214 4765945132980 6910620442821 7678467158690 9214160590428 11517700738035 13821240885642 15356934317380 23035401476070 27642481771284 34553102214105 46070802952140 69106204428210 138212408856420
• Sum of all divisors σ(n): 451168098512040
• Sum of proper divisors (its aliquot sum) s(n): 312955689655620
• 138212408856420 is an abundant number, because the sum of its proper divisors (312955689655620) is greater than itself. Its abundance is 174743280799200

Bases of 138212408856420

• Binary: 11111011011010000010101100010001000111101100100₂
• Hexadecimal: 0x7DB415888F64
• Base-36: 1CZPWJP010

Squares and roots of 138212408856420

• 138212408856420 squared (138212408856420²) is 19102669961894205652175216400
• 138212408856420 cubed (138212408856420³) is 2640226031022575013199782701200990029288000
• The square root of 138212408856420 is 11756377.3695990211
• The cube root of 138212408856420 is 51702.9923251147

Scales and comparisons

• 138,212,408,856,420 seconds is equal to 4,394,727 years, 4 weeks, 2 days, 1 hour, 27 minutes.
• To count from 1 to 138,212,408,856,420 would take you about ten million, nine hundred eighty-six thousand, eight hundred seventeen 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 138212408856420 cubic inches would be around 4308.6 feet tall.

Recreational maths with 138212408856420

• 138212408856420 backwards is 024658804212831
• The number of decimal digits it has is: 15
• The sum of 138212408856420's digits is 54
• More coming soon!