138915918336

Names of 138915918336

• Cardinal: 138915918336 can be written as One hundred thirty-eight billion, nine hundred fifteen million, nine hundred eighteen thousand, three hundred thirty-six.

Scientific notation

• Scientific notation: 1.38915918336 × 10¹¹

Factors of 138915918336

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 416

Divisors of 138915918336

• Number of divisors d(n): 640
• Complete list of divisors:
  1 2 3 4 6 8 12 13 16 17 24 26 31 32 34 39 43 48 51 52 62 64 68 78 86 93 96 102 104 124 128 129 136 156 172 186 192 204 208 221 248 256 258 272 307 312 344 372 384 403 408 416 442 496 512 516 527 544 559 614 624 663 688 731 744 768 806 816 832 884 921 992 1032 1054 1088 1118 1209 1228 1248 1326 1333 1376 1462 1488 1536 1581 1612 1632 1664 1677 1768 1842 1984 2064 2108 2176 2193 2236 2418 2456 2496 2652 2666 2752 2924 2976 3162 3224 3264 3328 3354 3536 3684 3968 3991 3999 4128 4216 4352 4386 4472 4836 4912 4992 5219 5304 5332 5504 5848 5952 6324 6448 6528 6656 6708 6851 7072 7368 7936 7982 7998 8256 8432 8704 8772 8944 9503 9517 9672 9824 9984 10438 10608 10664 11008 11696 11904 11973 12648 12896 13056 13201 13416 13702 14144 14736 15657 15872 15964 15996 16512 16864 17329 17544 17888 19006 19034 19344 19648 19968 20553 20876 21216 21328 22016 22661 23392 23808 23946 25296 25792 26112 26402 26832 27404 28288 28509 28551 29472 31314 31928 31992 33024 33728 34658 35088 35776 38012 38068 38688 39296 39603 41106 41752 42432 42656 45322 46784 47616 47892 50592 51584 51987 52804 53664 54808 56576 57018 57102 58944 62628 63856 63984 66048 67456 67847 67983 69316 70176 71552 76024 76136 77376 78592 79206 82212 83504 84864 85312 90644 93568 95784 101184 103168 103974 105608 107328 109616 113152 114036 114204 117888 123721 125256 127712 127968 134912 135694 135966 138632 140352 143104 152048 152272 154752 157184 158412 161789 164424 167008 169728 170624 171613 181288 187136 191568 202368 203541 206336 207948 211216 214656 219232 224417 228072 228408 235776 247442 250512 255424 255936 269824 271388 271932 277264 280704 286208 294593 304096 304544 309504 316824 323578 328848 334016 339456 341248 343226 362576 371163 374272 383136 404736 407082 409231 415896 422432 429312 438464 448834 456144 456816 471552 485367 494884 501024 510848 511872 514839 542776 543864 554528 561408 589186 608192 609088 619008 633648 647156 657696 668032 673251 682496 686452 725152 742326 766272 809472 814164 818462 831792 844864 858624 876928 883779 897668 912288 913632 970734 989768 1002048 1021696 1023744 1029678 1085552 1087728 1109056 1122816 1178372 1216384 1218176 1227693 1267296 1294312 1315392 1336064 1346502 1372904 1450304 1484652 1532544 1628328 1636924 1663584 1689728 1753856 1767558 1795336 1824576 1827264 1941468 1979536 2004096 2043392 2047488 2059356 2103257 2171104 2175456 2218112 2356744 2432768 2436352 2455386 2534592 2588624 2630784 2672128 2693004 2745808 2900608 2917421 2969304 3065088 3256656 3273848 3327168 3379456 3507712 3535116 3590672 3649152 3654528 3882936 3959072 4008192 4118712 4206514 4342208 4350912 4436224 4713488 4865536 4872704 4910772 5069184 5177248 5261568 5320003 5386008 5491616 5801216 5834842 5938608 6130176 6309771 6513312 6547696 6654336 6758912 6956927 7070232 7181344 7298304 7309056 7765872 7918144 8016384 8237424 8413028 8684416 8701824 8752263 8872448 9426976 9821544 10138368 10354496 10523136 10640006 10772016 10983232 11602432 11669684 11877216 12619542 13026624 13095392 13308672 13913854 14140464 14362688 14596608 14618112 15531744 15836288 15960009 16474848 16826056 17368832 17403648 17504526 18853952 19643088 20276736 20708992 20870781 21280012 21544032 21966464 23339368 23754432 25239084 26053248 26190784 26617344 27827708 28280928 28725376 31063488 31672576 31920018 32949696 33652112 34737664 34807296 35009052 37707904 39286176 41417984 41741562 42560024 43088064 43932928 46678736 47508864 50478168 52106496 52381568 55655416 56561856 57450752 62126976 63345152 63840036 65899392 67304224 70018104 75415808 78572352 82835968 83483124 85120048 86176128 87865856 90440051 93357472 95017728 100956336 104212992 104763136 111310832 113123712 114901504 124253952 127680072 131798784 134608448 140036208 150831616 157144704 166966248 170240096 172352256 180880102 186714944 190035456 201912672 209526272 222621664 226247424 248507904 255360144 263597568 269216896 271320153 280072416 314289408 333932496 340480192 344704512 361760204 373429888 403825344 445243328 452494848 510720288 538433792 542640306 560144832 628578816 667864992 680960384 723520408 746859776 807650688 890486656 1021440576 1076867584 1085280612 1120289664 1335729984 1361920768 1447040816 1493719552 1615301376 1780973312 2042881152 2170561224 2240579328 2671459968 2723841536 2894081632 3230602752 3561946624 4085762304 4341122448 4481158656 5342919936 5788163264 8171524608 8682244896 10685839872 11576326528 17364489792 23152653056 34728979584 46305306112 69457959168 138915918336
• Sum of all divisors σ(n): 447187378176
• Sum of proper divisors (its aliquot sum) s(n): 308271459840
• 138915918336 is an abundant number, because the sum of its proper divisors (308271459840) is greater than itself. Its abundance is 169355541504

Bases of 138915918336

• Binary: 10000001011000000010001011001000000000₂
• Hexadecimal: 0x205808B200
• Base-36: 1RTEY8LC

Squares and roots of 138915918336

• 138915918336 squared (138915918336²) is 19297632367134221008896
• 138915918336 cubed (138915918336³) is 2680748321990967816022772265517056
• The square root of 138915918336 is 372714.2582944743
• The cube root of 138915918336 is 5179.0567685725

Scales and comparisons

• 138,915,918,336 seconds is equal to 4,417 years, 5 weeks, 3 hours, 5 minutes, 36 seconds.
• To count from 1 to 138,915,918,336 would take you about eight thousand, eight hundred thirty-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 138915918336 cubic inches would be around 431.6 feet tall.

Recreational maths with 138915918336

• 138915918336 backwards is 633819519831
• The number of decimal digits it has is: 12
• The sum of 138915918336's digits is 57
• More coming soon!