138663664020

Names of 138663664020

• Cardinal: 138663664020 can be written as One hundred thirty-eight billion, six hundred sixty-three million, six hundred sixty-four thousand and twenty.

Scientific notation

• Scientific notation: 1.3866366402 × 10¹¹

Factors of 138663664020

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 1149

Divisors of 138663664020

• Number of divisors d(n): 768
• Complete list of divisors:
  1 2 3 4 5 6 7 9 10 12 14 15 18 19 20 21 27 28 30 31 35 36 38 42 45 54 57 60 61 62 63 70 76 84 90 93 95 105 108 114 122 124 126 133 135 140 155 171 180 183 186 189 190 210 217 228 244 252 266 270 279 285 305 310 315 342 366 372 378 380 399 420 427 434 465 513 532 540 549 558 570 589 610 620 630 651 665 684 732 756 798 837 854 855 868 915 930 945 1021 1026 1085 1098 1116 1140 1159 1178 1197 1220 1260 1281 1302 1330 1395 1596 1647 1674 1708 1710 1767 1830 1860 1890 1891 1953 1995 2042 2052 2135 2170 2196 2318 2356 2394 2562 2565 2604 2660 2745 2790 2945 3063 3255 3294 3348 3420 3477 3534 3591 3660 3780 3782 3843 3906 3990 4084 4123 4185 4270 4340 4636 4788 5105 5124 5130 5301 5490 5580 5673 5795 5859 5890 5985 6126 6405 6510 6588 6954 7068 7147 7182 7564 7686 7812 7980 8113 8235 8246 8370 8540 8835 9189 9455 9765 10210 10260 10431 10602 10980 11346 11529 11590 11718 11780 11970 12252 12369 12810 13020 13237 13908 14294 14364 15315 15372 15903 16226 16470 16492 16740 17019 17385 17670 17955 18378 18910 19215 19399 19530 20420 20615 20862 21204 21441 22692 23058 23180 23436 23940 24339 24738 25620 26474 26505 27567 28365 28588 29295 30630 31293 31651 31806 32452 32940 34038 34770 35340 35735 35910 35929 36756 37107 37820 38430 38798 39060 39711 40565 41230 41724 42882 45945 46116 48678 49476 51057 52155 52948 53010 55134 56730 57645 58197 58590 61260 61845 62281 62586 63302 63612 64323 66185 68076 69540 71470 71820 71858 73017 74214 76860 77596 79422 79515 81130 82460 85095 85764 91890 94953 96995 97356 102114 104310 106020 107205 107787 110268 111321 113460 115290 116394 117180 119133 121695 123690 124562 125172 126604 128646 132370 135793 137835 142940 143716 146034 148428 156465 158255 158844 159030 162260 170190 174591 179645 183780 185535 186843 189906 192969 193990 198555 204228 208620 214410 215574 219051 221557 222642 230580 232788 238266 243390 247380 249124 251503 255285 257292 264740 271586 275670 284859 290985 292068 311405 312930 316510 318060 321615 323361 340380 349182 357399 359290 365085 371070 373686 379812 385938 387980 397110 407379 428820 431148 435967 438102 443114 445284 474765 476532 486780 503006 510570 523773 538935 543172 551340 556605 560529 569718 581970 595665 601369 622810 625860 633020 643230 646722 664671 678965 698364 714798 718580 730170 742140 747372 754509 771876 794220 814758 854577 871934 872955 876204 886228 934215 949530 964845 970083 1006012 1021140 1047546 1077870 1095255 1107785 1113210 1121058 1139436 1163940 1183339 1191330 1202738 1222137 1245620 1257515 1286460 1293444 1307901 1329342 1357930 1424295 1429596 1460340 1509018 1616805 1629516 1681587 1709154 1743868 1745910 1786995 1804107 1868430 1899060 1929690 1930711 1940166 1994013 2036895 2095092 2155740 2179835 2190510 2215570 2226420 2242116 2263527 2366678 2382660 2405476 2444274 2515030 2615802 2618865 2658684 2715860 2802645 2848590 3006845 3018036 3233610 3323355 3363174 3418308 3491820 3550017 3573990 3608214 3666411 3736860 3772545 3859380 3861422 3880332 3923703 3988026 4073790 4209583 4272885 4359670 4381020 4431140 4527054 4733356 4850415 4888548 5030060 5231604 5237730 5412321 5605290 5697180 5792133 5916695 5982039 6013690 6110685 6467220 6539505 6646710 6726348 6790581 7100034 7147980 7216428 7332822 7545090 7722844 7847406 7976052 8147580 8283373 8407935 8419166 8545770 8719340 9020535 9054108 9653555 9700830 9970065 10475460 10650051 10824642 11210580 11317635 11584266 11771109 11833390 11964078 12027380 12221370 12628749 13079010 13293420 13514977 13581162 14200068 14665644 15090180 15694812 16236963 16566746 16815870 16838332 17091540 17376399 17750085 18041070 18332055 19307110 19401660 19618515 19940130 21047915 21300102 21649284 22635270 23168532 23542218 23666780 23928156 24442740 24850119 25257498 26158020 27029954 27061605 27162324 28960665 29910195 31950153 32473926 33133492 33631740 33952905 34752798 35500170 36082140 36664110 36683509 37886247 38614220 39237030 39880260 40544931 41416865 42095830 42600204 45270540 47084436 49700238 50514996 52129197 53250255 54059908 54123210 57921330 58855545 59820390 63143745 63900306 64947852 67574885 67905810 69505596 71000340 73328220 73367018 74550357 75772494 78474060 81089862 81184815 82833730 84191660 86881995 99400476 104258394 106500510 108246420 110050527 113658741 115842660 117711090 119640780 121634793 124250595 126287490 127800612 135149770 135811620 146734036 149100714 151544988 159750765 162179724 162369630 165667460 173763990 183417545 189431235 202724655 208516788 213001020 220101054 223651071 227317482 235422180 243269586 248501190 252574980 256784563 260645985 270299540 298201428 319501530 324739260 330151581 347527980 364904379 366835090 372751785 378862470 405449310 440202108 447302142 454634964 486539172 497002380 513569126 521291970 550252635 568293705 608173965 639003060 660303162 729808758 733670180 745503570 757724940 770353689 810898620 894604284 990454743 1027138252 1042583940 1100505270 1118255355 1136587410 1216347930 1283922815 1320606324 1459617516 1491007140 1540707378 1650757905 1824521895 1980909486 2201010540 2236510710 2273174820 2311061067 2432695860 2567845630 3081414756 3301515810 3649043790 3851768445 3961818972 4473021420 4622122134 4952273715 5135691260 6603031620 6933183201 7298087580 7703536890 9244244268 9904547430 11555305335 13866366402 15407073780 19809094860 23110610670 27732732804 34665916005 46221221340 69331832010 138663664020
• Sum of all divisors σ(n): 545031782400
• Sum of proper divisors (its aliquot sum) s(n): 406368118380
• 138663664020 is an abundant number, because the sum of its proper divisors (406368118380) is greater than itself. Its abundance is 267704454360

Bases of 138663664020

• Binary: 10000001001000111111111001100110010100₂
• Hexadecimal: 0x2048FF9994
• Base-36: 1RP8RJX0

Squares and roots of 138663664020

• 138663664020 squared (138663664020²) is 19227611719451442560400
• 138663664020 cubed (138663664020³) is 2666171091373029329899634156808000
• The square root of 138663664020 is 372375.7027787931
• The cube root of 138663664020 is 5175.9200246217

Scales and comparisons

• 138,663,664,020 seconds is equal to 4,409 years, 3 weeks, 6 days, 12 hours, 27 minutes.
• To count from 1 to 138,663,664,020 would take you about eight thousand, eight hundred eighteen 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 138663664020 cubic inches would be around 431.3 feet tall.

Recreational maths with 138663664020

• 138663664020 backwards is 020466366831
• 138663664020 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 138663664020's digits is 45
• More coming soon!