138763493820

Names of 138763493820

• Cardinal: 138763493820 can be written as One hundred thirty-eight billion, seven hundred sixty-three million, four hundred ninety-three thousand, eight hundred twenty.

Scientific notation

• Scientific notation: 1.3876349382 × 10¹¹

Factors of 138763493820

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 1419

Divisors of 138763493820

• Number of divisors d(n): 768
• Complete list of divisors:
  1 2 3 4 5 6 7 9 10 12 14 15 17 18 19 20 21 27 28 30 34 35 36 38 42 45 51 54 57 60 63 68 70 76 84 85 89 90 95 102 105 108 114 119 126 133 135 140 153 170 171 178 180 189 190 204 210 228 238 252 255 266 267 270 285 306 315 323 340 342 356 357 378 380 399 420 445 459 476 510 513 532 534 540 570 595 612 623 630 646 665 684 714 756 765 798 801 855 890 918 945 969 1020 1026 1068 1071 1140 1190 1197 1246 1260 1277 1292 1330 1335 1428 1513 1530 1596 1602 1615 1691 1710 1780 1785 1836 1869 1890 1938 1995 2052 2142 2261 2295 2380 2394 2403 2492 2554 2565 2660 2670 2907 3026 3060 3115 3204 3213 3230 3382 3420 3570 3591 3738 3780 3831 3876 3990 4005 4284 4522 4539 4590 4788 4806 4845 5073 5108 5130 5340 5355 5607 5814 5985 6052 6230 6385 6426 6460 6764 6783 7140 7182 7476 7565 7662 7980 8010 8455 8721 8939 9044 9078 9180 9345 9612 9690 10146 10260 10591 10710 11214 11305 11493 11628 11837 11970 12015 12460 12770 12852 13566 13617 14364 14535 15130 15219 15324 16020 16065 16821 16910 17442 17878 17955 18156 18690 19155 19380 20292 20349 21182 21420 21709 22428 22610 22695 22986 23674 23940 24030 24263 25365 25540 26817 27132 27234 28035 28747 29070 30260 30438 31773 32130 33642 33820 33915 34479 34884 35511 35756 35910 37380 38310 40698 40851 42364 43418 43605 44695 45220 45390 45657 45972 47348 48060 48526 50730 52955 53634 54468 56070 57465 57494 58140 59185 60876 61047 63546 64260 65127 67284 67830 68085 68958 71022 71820 72789 76095 76620 80451 81396 81702 84105 86241 86836 87210 89390 90780 91314 95319 97052 101460 101745 105910 106533 107268 108545 112140 113653 114930 114988 118370 121315 122094 127092 130254 134085 135660 136170 137916 142044 143735 145578 151963 152190 158865 160902 163404 168210 169841 172395 172482 174420 177555 178780 182628 190638 195381 201229 203490 204255 211820 213066 217090 218367 227306 228285 229860 236740 241353 242630 244188 258723 260508 268170 272340 285957 287470 291156 303926 304380 305235 317730 319599 321804 325635 336420 339682 340959 344790 344964 355110 363945 381276 390762 402255 402458 406980 408510 412471 426132 431205 434180 436734 454612 455889 456570 476595 482706 485260 509523 517446 532665 536340 568265 571914 574940 586143 603687 607852 610470 635460 639198 651270 655101 679364 681918 689580 710220 727890 759815 776169 781524 795571 804510 804916 817020 824942 849205 862410 873468 911778 913140 953190 965412 976905 1006145 1019046 1022877 1034892 1065330 1091835 1136530 1143828 1172286 1206765 1207374 1220940 1237413 1278396 1293615 1302540 1310202 1363836 1367667 1429785 1455780 1519630 1528569 1552338 1591142 1597995 1609020 1649884 1698410 1704795 1724820 1811061 1823556 1906380 1932101 1953810 2012290 2038092 2045754 2062355 2130660 2159407 2183670 2273060 2279445 2344572 2386713 2413530 2414748 2474826 2547615 2587230 2620404 2735334 2859570 2887297 2930715 3018435 3039260 3057138 3068631 3104676 3182284 3195990 3275505 3396820 3409590 3622122 3712239 3864202 3880845 3907620 3977855 4024580 4091508 4103001 4124710 4318814 4367340 4558890 4585707 4773426 4827060 4949652 5095230 5114385 5174460 5433183 5470668 5719140 5774594 5796303 5861430 6036870 6114276 6137262 6187065 6391980 6478221 6551010 6819180 6838335 7160139 7244244 7424478 7642845 7728404 7761690 7955710 8206002 8249420 8637628 8661891 9055305 9117780 9171414 9546852 9660505 10190460 10228770 10797035 10866366 11136717 11549188 11592606 11722860 11933565 12073740 12274524 12374130 12956442 13102020 13524707 13676670 14320278 14436485 14848956 15115849 15285690 15343155 15523380 15911420 16412004 17323782 17388909 18110610 18342828 18561195 19321010 19434663 20457540 20515005 21480417 21594070 21732732 22273434 22928535 23185212 23867130 24748260 25912884 25985673 27049414 27165915 27353340 28640556 28872970 28981515 30231698 30571380 30686310 32391105 34647564 34777818 35800695 36221220 36709919 37122390 38642020 38869326 40574121 41030010 42960834 43188140 43309455 44546868 45347547 45857070 47734260 51971346 52166727 54098828 54331830 55683585 57745940 57963030 58303989 60463396 61372620 64782210 67623535 69555636 71601390 73419838 74244780 75579245 77738652 77957019 81148242 82060020 85921668 86618910 86944545 90695094 91714140 97173315 103942692 104333454 107402085 108663660 110129757 111367170 115926060 116607978 121722363 129564420 129928365 135247070 136042641 143202780 146839676 151158490 155914038 162296484 173237820 173889090 181390188 183549595 194346630 202870605 208666908 214804170 220259514 222734340 226737735 233215956 243444726 256969433 259856730 260833635 270494140 272085282 291519945 302316980 311828076 330389271 347778180 365167089 367099190 388693260 389785095 405741210 408127923 429608340 440519028 453475470 486889452 513938866 519713460 521667270 544170564 550648785 583039890 608611815 660778542 680213205 730334178 734198380 770908299 779570190 811482420 816255846 906950940 991167813 1027877732 1043334540 1101297570 1166079780 1217223630 1284847165 1321557084 1360426410 1460668356 1541816598 1559140380 1632511692 1651946355 1825835445 1982335626 2040639615 2202595140 2312724897 2434447260 2569694330 2720852820 3083633196 3303892710 3651670890 3854541495 3964671252 4081279230 4625449794 4955839065 5139388660 6607785420 6938174691 7303341780 7709082990 8162558460 9250899588 9911678130 11563624485 13876349382 15418165980 19823356260 23127248970 27752698764 34690873455 46254497940 69381746910 138763493820
• Sum of all divisors σ(n): 556512768000
• Sum of proper divisors (its aliquot sum) s(n): 417749274180
• 138763493820 is an abundant number, because the sum of its proper divisors (417749274180) is greater than itself. Its abundance is 278985780360

Bases of 138763493820

• Binary: 10000001001110111100101110000110111100₂
• Hexadecimal: 0x204EF2E1BC
• Base-36: 1RQW7930

Squares and roots of 138763493820

• 138763493820 squared (138763493820²) is 19255307217133178192400
• 138763493820 cubed (138763493820³) is 2671933704026861170218056170968000
• The square root of 138763493820 is 372509.7231214241
• The cube root of 138763493820 is 5177.1618474487

Scales and comparisons

• 138,763,493,820 seconds is equal to 4,412 years, 12 weeks, 6 days, 22 hours, 57 minutes.
• To count from 1 to 138,763,493,820 would take you about eight thousand, eight hundred twenty-four 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 138763493820 cubic inches would be around 431.4 feet tall.

Recreational maths with 138763493820

• 138763493820 backwards is 028394367831
• 138763493820 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 138763493820's digits is 54
• More coming soon!