138876644621820

Names of 138876644621820

• Cardinal: 138876644621820 can be written as One hundred thirty-eight trillion, eight hundred seventy-six billion, six hundred forty-four million, six hundred twenty-one thousand, eight hundred twenty.

Scientific notation

• Scientific notation: 1.3887664462182 × 10¹⁴

Factors of 138876644621820

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 24354

Divisors of 138876644621820

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 3 4 5 6 7 10 12 14 15 20 21 28 30 35 42 49 60 70 73 84 98 105 140 146 147 196 210 219 245 292 294 343 365 420 438 490 511 588 686 730 735 876 980 1022 1029 1095 1372 1460 1470 1533 1715 2044 2058 2190 2555 2940 3066 3430 3577 4116 4380 4733 5110 5145 6132 6860 7154 7665 9466 10220 10290 10731 14199 14308 15330 17885 18932 19531 20580 21462 23665 25039 28398 30660 33131 35770 39062 42924 47330 50078 53655 56796 58593 66262 70995 71540 75117 78124 94660 97655 99393 100156 107310 117186 125195 132524 136717 141990 150234 165655 195310 198786 214620 231917 234372 250390 273434 283980 292965 300468 331310 345509 375585 390620 397572 410151 463834 496965 500780 546868 585930 662620 683585 691018 695751 751170 820302 927668 957019 993930 1036527 1159585 1171860 1367170 1382036 1391502 1425763 1502340 1623419 1640604 1727545 1914038 1987860 2050755 2073054 2319170 2418563 2734340 2783004 2851526 2871057 3246838 3455090 3478755 3828076 4101510 4146108 4277289 4638340 4785095 4837126 4870257 5182635 5703052 5742114 6493676 6699133 6910180 6957510 7128815 7255689 8117095 8203020 8554578 9570190 9674252 9740514 9980341 10365270 11484228 12092815 13398266 13915020 14257630 14355285 14511378 16234190 16929941 17109156 19140380 19481028 19960682 20097399 20730540 21386445 24185630 24351285 26796532 28515260 28710570 29022756 29941023 32468380 33495665 33859882 36278445 39921364 40194798 42772890 48371260 48702570 49901705 50789823 57421140 59882046 66991330 67719764 69862387 72556890 80389596 84649705 85545780 92440223 97405140 99803410 100486995 101579646 118509587 119764092 133982660 139724774 145113780 149705115 169299410 184880446 199606820 200973990 203159292 209587161 237019174 253949115 277320669 279449548 299410230 338598820 349311935 355528761 369760892 401947980 419174322 462201115 474038348 489036709 507898230 554641338 592547935 598820460 647081561 698623870 711057522 838348644 924402230 978073418 1015796460 1047935805 1109282676 1185095870 1294163122 1386603345 1397247740 1422115044 1467110127 1777643805 1848804460 1941244683 1956146836 2095871610 2370191740 2445183545 2588326244 2773206690 2934220254 3235407805 3555287610 3882489366 4191743220 4529570927 4890367090 5546413380 5868440508 6470815610 6748136279 7110575220 7335550635 7764978732 9059141854 9706223415 9780734180 12941631220 13496272558 13588712781 14671101270 18118283708 19412446830 20244408837 22647854635 26992545116 27177425562 29342202540 31706996489 33740681395 38824893660 40488817674 45295709270 47236953953 54354851124 63413992978 67481362790 67943563905 80977635348 90591418540 94473907906 95120989467 101222044185 126827985956 134962725580 135887127810 141710861859 158534982445 188947815812 190241978934 202444088370 236184769765 271774255620 283421723718 317069964890 330658677671 380483957868 404888176740 472369539530 475604947335 566843447436 634139929780 661317355342 708554309295 944739079060 951209894670 991976033013 1322634710684 1417108618590 1653293388355 1902419789340 1983952066026 2314610743697 2834217237180 3306586776710 3967904132052 4629221487394 4959880165065 6613173553420 6943832231091 9258442974788 9919760330130 11573053718485 13887664462182 19839520660260 23146107436970 27775328924364 34719161155455 46292214873940 69438322310910 138876644621820
• Sum of all divisors σ(n): 459807405926400
• Sum of proper divisors (its aliquot sum) s(n): 320930761304580
• 138876644621820 is an abundant number, because the sum of its proper divisors (320930761304580) is greater than itself. Its abundance is 182054116682760

Bases of 138876644621820

• Binary: 11111100100111010111101000100011111110111111100₂
• Hexadecimal: 0x7E4EBD11FDFC
• Base-36: 1D871SIOSC

Squares and roots of 138876644621820

• 138876644621820 squared (138876644621820²) is 19286722421415285930820112400
• 138876644621820 cubed (138876644621820³) is 2678475295638578376457166475317347892568000
• The square root of 138876644621820 is 11784593.5280696041
• The cube root of 138876644621820 is 51785.6865564553

Scales and comparisons

• 138,876,644,621,820 seconds is equal to 4,415,847 years, 37 weeks, 5 days, 17 minutes.
• To count from 1 to 138,876,644,621,820 would take you about eleven million, thirty-nine thousand, six hundred nineteen 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 138876644621820 cubic inches would be around 4315.5 feet tall.

Recreational maths with 138876644621820

• 138876644621820 backwards is 028126446678831
• The number of decimal digits it has is: 15
• The sum of 138876644621820's digits is 66
• More coming soon!