138871232136

Names of 138871232136

• Cardinal: 138871232136 can be written as One hundred thirty-eight billion, eight hundred seventy-one million, two hundred thirty-two thousand, one hundred thirty-six.

Scientific notation

• Scientific notation: 1.38871232136 × 10¹¹

Factors of 138871232136

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 860

Divisors of 138871232136

• Number of divisors d(n): 768
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 13 14 17 18 21 24 26 27 28 34 36 39 42 51 52 54 56 61 63 68 72 78 81 84 91 102 104 108 117 119 122 126 136 153 156 162 168 182 183 189 204 216 221 234 238 243 244 252 273 306 312 324 351 357 364 366 378 408 427 442 459 468 476 486 488 504 546 549 567 612 648 663 702 714 728 732 756 757 793 819 854 884 918 936 952 972 1037 1053 1071 1092 1098 1134 1224 1281 1326 1377 1404 1428 1464 1512 1514 1547 1586 1638 1647 1701 1708 1768 1836 1944 1989 2074 2106 2142 2184 2196 2268 2271 2379 2457 2562 2652 2754 2808 2856 3028 3094 3111 3159 3172 3213 3276 3294 3402 3416 3672 3843 3978 4131 4148 4212 4284 4392 4536 4542 4641 4758 4914 4941 5124 5299 5304 5508 5551 5967 6056 6188 6222 6318 6344 6426 6552 6588 6804 6813 7137 7259 7371 7686 7956 8262 8296 8424 8568 9084 9282 9333 9516 9639 9828 9841 9882 10248 10598 11016 11102 11529 11934 12376 12444 12636 12852 12869 13176 13481 13608 13626 13923 14274 14518 14742 14823 15372 15897 15912 16524 16653 17901 18168 18564 18666 19032 19278 19656 19682 19764 20439 21196 21411 21777 22113 22204 23058 23868 24888 25272 25704 25738 26962 27252 27846 27999 28548 28917 29036 29484 29523 29646 30744 31794 33048 33306 34587 35802 37128 37332 38556 38607 39364 39528 40443 40878 41769 42392 42822 43554 44226 44408 46116 46177 47691 47736 49959 51476 53703 53924 54504 55692 55998 57096 57834 58072 58968 59046 59292 61317 63588 64233 65331 66612 68887 69174 71604 74664 77112 77214 78728 80886 81756 83538 83997 85644 87108 88452 88569 90083 92232 92354 94367 95382 99918 102952 103761 107406 107848 111384 111996 115668 115821 118092 118584 121329 122634 125307 127176 128466 130662 133224 137774 138348 138531 143073 143208 149877 154428 161772 163512 167076 167297 167994 171288 174216 176904 177138 180166 183951 184708 188734 190764 192699 195993 199836 206661 207522 214812 223992 231336 231642 236184 242658 245268 250614 251991 256932 261324 265707 270249 275548 276696 277062 283101 286146 299754 308856 323239 323544 334152 334594 335988 347463 354276 360332 363987 367902 369416 375921 377468 381528 385398 391986 399672 413322 415044 415593 429219 429624 449631 463284 485316 490536 501228 501891 503982 513864 522648 531414 540498 551096 554124 566202 572292 587979 599508 600301 619983 646478 669188 671976 694926 708552 720664 727974 735804 751842 754936 770796 783972 785009 797121 810747 826644 830088 831186 849303 858438 899262 926568 969717 970632 1002456 1003782 1007964 1042389 1062828 1080996 1091961 1108248 1132404 1144584 1171079 1175958 1199016 1200602 1239966 1246779 1287657 1292956 1338376 1348893 1389852 1455948 1471608 1503684 1505673 1541592 1567944 1570018 1594242 1621494 1653288 1662372 1698606 1716876 1763937 1798524 1800903 1859949 1939434 2007564 2015928 2084778 2125656 2161992 2183922 2264808 2342158 2351916 2355027 2391363 2401204 2432241 2479932 2493558 2547909 2575314 2585912 2697786 2779704 2909151 2911896 3007368 3011346 3127167 3140036 3188484 3242988 3275883 3324744 3397212 3433752 3513237 3527874 3597048 3601806 3719898 3740337 3878868 4015128 4169556 4202107 4367844 4517019 4684316 4703832 4710054 4782726 4802408 4864482 4959864 4987116 5095818 5150628 5395572 5402709 5495063 5579847 5818302 6022692 6254334 6280072 6376968 6485976 6551766 6794424 7026474 7055748 7065081 7203612 7296723 7439796 7480674 7643727 7757736 8339112 8404214 8727453 8735688 9034038 9368632 9420108 9565452 9728964 9974232 10191636 10205117 10301256 10539711 10791144 10805418 10990126 11159694 11221011 11636604 12045384 12508668 12606321 13103532 13551057 14052948 14111496 14130162 14407224 14593446 14879592 14961348 15287454 16208127 16485189 16739541 16808428 17454906 18068076 18840216 19130904 19457928 20383272 20410234 21079422 21195243 21610836 21890169 21980252 22319388 22442022 22931181 23273208 25017336 25212642 26182359 26207064 27102114 28105896 28260324 29186892 29922696 30574908 30615351 31619133 32416254 32970378 33479082 33616856 34909812 36136152 37818963 40653171 40820468 42158844 42390486 43221672 43780338 43960504 44638776 44884044 45862362 48624381 49455567 50425284 52364718 54204228 56520648 58373784 61149816 61230702 63238266 63585729 64832508 65940756 66958164 69819624 71435819 75637926 78547077 81306342 81640936 84317688 84780972 87560676 89768088 91724724 91846053 94857399 97248762 98911134 100850568 104729436 108408456 113456889 122461404 126476532 127171458 129665016 131881512 133916328 142871638 145873143 148366701 151275852 157094154 162612684 169561944 175121352 183449448 183692106 189714798 190757187 194497524 197822268 209458872 214307457 226913778 244922808 252953064 254342916 275538159 284572197 285743276 291746286 296733402 302551704 314188308 325225368 340370667 367384212 379429596 381514374 388995048 395644536 428614914 445100103 453827556 508685832 551076318 569144394 571486552 583492572 593466804 628376616 642922371 680741334 734768424 758859192 763028748 826614477 857229828 890200206 907655112 1021112001 1102152636 1138288788 1166985144 1186933608 1285844742 1335300309 1361482668 1526057496 1653228954 1714459656 1780400412 1928767113 2042224002 2204305272 2276577576 2479843431 2571689484 2670600618 2722965336 3306457908 3560800824 3857534226 4084448004 4959686862 5143378968 5341201236 5786301339 6612915816 7715068452 8168896008 9919373724 10682402472 11572602678 15430136904 17358904017 19838747448 23145205356 34717808034 46290410712 69435616068 138871232136
• Sum of all divisors σ(n): 517301890560
• Sum of proper divisors (its aliquot sum) s(n): 378430658424
• 138871232136 is an abundant number, because the sum of its proper divisors (378430658424) is greater than itself. Its abundance is 239559426288

Bases of 138871232136

• Binary: 10000001010101010111101101011010001000₂
• Hexadecimal: 0x20555ED688
• Base-36: 1RSOCGI0

Squares and roots of 138871232136

• 138871232136 squared (138871232136²) is 19285219114970799122496
• 138871232136 cubed (138871232136³) is 2678162140508734317801567115731456
• The square root of 138871232136 is 372654.3064771961
• The cube root of 138871232136 is 5178.5013794101

Scales and comparisons

• 138,871,232,136 seconds is equal to 4,415 years, 35 weeks, 22 hours, 15 minutes, 36 seconds.
• To count from 1 to 138,871,232,136 would take you about eight thousand, eight hundred thirty-one 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 138871232136 cubic inches would be around 431.5 feet tall.

Recreational maths with 138871232136

• 138871232136 backwards is 631232178831
• The number of decimal digits it has is: 12
• The sum of 138871232136's digits is 45
• More coming soon!