138557850078420

Names of 138557850078420

• Cardinal: 138557850078420 can be written as One hundred thirty-eight trillion, five hundred fifty-seven billion, eight hundred fifty million, seventy-eight thousand, four hundred twenty.

Scientific notation

• Scientific notation: 1.3855785007842 × 10¹⁴

Factors of 138557850078420

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 847

Divisors of 138557850078420

• Number of divisors d(n): 486
• Complete list of divisors:
  1 2 3 4 5 6 9 10 12 15 18 19 20 30 36 38 45 57 60 61 76 90 95 114 122 171 180 183 190 228 244 285 305 342 361 366 380 549 570 610 684 722 732 757 855 915 1083 1098 1140 1159 1220 1444 1514 1710 1805 1830 2166 2196 2271 2318 2745 3028 3249 3420 3477 3610 3660 3721 3785 4332 4542 4636 5415 5490 5795 6498 6813 6954 7220 7442 7570 9084 10431 10830 10980 11163 11355 11590 12996 13626 13908 14383 14884 15140 16245 17385 18605 20862 21660 22021 22326 22710 23180 27252 28766 32490 33489 34065 34770 37210 41724 43149 44042 44652 45420 46177 52155 55815 57532 64980 66063 66978 68130 69540 70699 71915 74420 86298 88084 92354 104310 110105 111630 129447 132126 133956 136260 138531 141398 143830 167445 172596 184708 198189 208620 212097 215745 220210 223260 230885 258894 264252 273277 277062 282796 287660 330315 334890 353495 396378 415593 424194 431490 440420 461770 517788 546554 554124 573049 636291 647235 660630 669780 692655 706990 792756 819831 831186 848388 862980 877363 923540 990945 1060485 1093108 1146098 1272582 1294470 1321260 1343281 1366385 1385310 1413980 1639662 1662372 1719147 1754726 1981890 2077965 2120970 2292196 2459493 2545164 2588940 2632089 2686562 2732770 2770620 2816797 2865245 3181455 3279324 3438294 3509452 3963780 4029843 4099155 4155930 4241940 4386815 4918986 5157441 5264178 5373124 5465540 5633594 5730490 6362910 6716405 6876588 7896267 8059686 8198310 8311860 8450391 8595735 8773630 9837972 10314882 10528356 10887931 11267188 11460980 12089529 12297465 12725820 13160445 13432810 14083985 15792534 16119372 16396620 16669897 16900782 17191470 17547260 20149215 20629764 21775862 24179058 24594930 25351173 25787205 26320890 26865620 28167970 31585068 32663793 33339794 33801564 34382940 34955989 39481335 40298430 42251955 43551724 48358116 49189860 50009691 50702346 51574410 52641780 53519143 54439655 56335940 60447645 65327586 66679588 69911978 78962670 80596860 83349485 84503910 97991379 100019382 101404692 103148820 104867967 107038286 108879310 120895290 126755865 130655172 139823956 150029073 157925340 160557429 163318965 166698970 169007820 174779945 195982758 200038764 206870689 209735934 214076572 217758620 241790580 250048455 253511730 267595715 300058146 314603901 321114858 326637930 333397940 349559890 391965516 413741378 419471868 481672287 489956895 500096910 507023460 524339835 535191430 600116292 620612067 629207802 642229716 653275860 664163791 699119780 750145365 802787145 827482756 963344574 979913790 1000193820 1016863717 1034353445 1048679670 1070382860 1241224134 1258415604 1328327582 1500290730 1573019505 1605574290 1861836201 1926689148 1959827580 1992491373 2033727434 2068706890 2097359340 2132315329 2408361435 2482448268 2656655164 3000581460 3050591151 3103060335 3146039010 3211148580 3320818955 3723672402 3984982746 4067454868 4137413780 4264630658 4816722870 5084318585 5977474119 6101182302 6206120670 6292078020 6396945987 6641637910 7447344804 7969965492 8529261316 9151773453 9309181005 9633445740 9962456865 10168637170 10661576645 11954948238 12202364604 12412241340 12619112029 12793891974 13283275820 15252955755 18303546906 18618362010 19190837961 19924913730 20337274340 21323153290 23909896476 25238224058 25587783948 29887370595 30505911510 31984729935 36607093812 37236724020 37857336087 38381675922 39849827460 40513991251 42646306580 45758867265 50476448116 59774741190 61011823020 63095560145 63969459870 75714672174 76763351844 81027982502 91517734530 95954189805 113572008261 119549482380 121541973753 126191120290 127938919740 151429344348 162055965004 183035469060 189286680435 191908379610 202569956255 227144016522 243083947506 252382240580 364625921259 378573360870 383816759220 405139912510 454288033044 486167895012 567860041305 607709868765 729251842518 757146721740 769765833769 810279825020 1135720082610 1215419737530 1458503685036 1539531667538 1823129606295 2271440165220 2309297501307 2430839475060 3079063335076 3646259212590 3848829168845 4618595002614 6927892503921 7292518425180 7697658337690 9237190005228 11546487506535 13855785007842 15395316675380 23092975013070 27711570015684 34639462519605 46185950026140 69278925039210 138557850078420
• Sum of all divisors σ(n): 451564509756906
• Sum of proper divisors (its aliquot sum) s(n): 313006659678486
• 138557850078420 is an abundant number, because the sum of its proper divisors (313006659678486) is greater than itself. Its abundance is 174448809600066

Bases of 138557850078420

• Binary: 11111100000010010000011011011110100110011010100₂
• Hexadecimal: 0x7E04836F4CD4
• Base-36: 1D44LIH8T0

Squares and roots of 138557850078420

• 138557850078420 squared (138557850078420²) is 19198277818353913200149696400
• 138557850078420 cubed (138557850078420³) is 2660072099719337698614675484492479191688000
• The square root of 138557850078420 is 11771059.8536588879
• The cube root of 138557850078420 is 51746.0311180167

Scales and comparisons

• 138,557,850,078,420 seconds is equal to 4,405,711 years, 2 weeks, 2 days, 8 hours, 27 minutes.
• To count from 1 to 138,557,850,078,420 would take you about eleven million, fourteen thousand, two hundred seventy-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 138557850078420 cubic inches would be around 4312.2 feet tall.

Recreational maths with 138557850078420

• 138557850078420 backwards is 024870058755831
• The number of decimal digits it has is: 15
• The sum of 138557850078420's digits is 63
• More coming soon!