138681641592

Names of 138681641592

• Cardinal: 138681641592 can be written as One hundred thirty-eight billion, six hundred eighty-one million, six hundred forty-one thousand, five hundred ninety-two.

Scientific notation

• Scientific notation: 1.38681641592 × 10¹¹

Factors of 138681641592

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 600

Divisors of 138681641592

• Number of divisors d(n): 432
• Complete list of divisors:
  1 2 3 4 6 8 9 12 13 18 19 24 26 27 36 38 39 52 54 57 72 76 78 81 104 108 114 117 152 156 162 171 216 228 234 243 247 312 324 342 351 361 456 468 486 494 513 563 648 684 702 722 729 741 936 972 988 1026 1053 1083 1126 1368 1404 1444 1458 1482 1539 1689 1944 1976 2052 2106 2166 2187 2223 2252 2808 2888 2916 2964 3078 3159 3249 3378 4104 4212 4332 4374 4446 4504 4617 4693 5067 5832 5928 6156 6318 6498 6561 6669 6756 7319 8424 8664 8748 8892 9234 9386 9477 9747 10134 10697 12312 12636 12996 13122 13338 13512 13851 14079 14638 15201 17496 17784 18468 18772 18954 19494 20007 20268 21394 21957 25272 25992 26244 26676 27702 28158 28431 29241 29276 30402 32091 36936 37544 37908 38988 40014 40536 41553 42237 42788 43914 45603 52488 53352 55404 56316 56862 58482 58552 60021 60804 64182 65871 75816 77976 80028 83106 84474 85293 85576 87723 87828 91206 96273 110808 112632 113724 116964 120042 121608 124659 126711 128364 131742 136809 139061 160056 166212 168948 170586 175446 175656 180063 182412 192546 197613 203243 227448 233928 240084 249318 253422 256728 263169 263484 273618 278122 288819 332424 337896 341172 350892 360126 364824 380133 385092 395226 406486 410427 417183 480168 498636 506844 526338 526968 540189 547236 556244 577638 592839 609729 682344 701784 720252 760266 770184 789507 790452 812972 820854 834366 866457 997272 1013688 1052676 1080378 1094472 1112488 1140399 1155276 1185678 1219458 1231281 1251549 1440504 1520532 1579014 1580904 1620567 1625944 1641708 1668732 1732914 1778517 1829187 2105352 2160756 2280798 2310552 2368521 2371356 2438916 2462562 2503098 2599371 2642159 3041064 3158028 3241134 3283416 3337464 3421197 3465828 3557034 3658374 3693843 3754647 4321512 4561596 4737042 4742712 4877832 4925124 5006196 5198742 5284318 5335551 5487561 6316056 6482268 6842394 6931656 7114068 7316748 7387686 7509294 7798113 7926477 9123192 9474084 9850248 10012392 10263591 10397484 10568636 10671102 10975122 11263941 12964536 13684788 14228136 14633496 14775372 15018588 15596226 15852954 16006653 16462683 18948168 20527182 20794968 21137272 21342204 21950244 22527882 23394339 23779431 27369576 29550744 30037176 30790773 31192452 31705908 32013306 32925366 33791823 41054364 42684408 43900488 45055764 46788678 47558862 48019959 49388049 61581546 62384904 63411816 64026612 65850732 67583646 70183017 71338293 82108728 90111528 93577356 95117724 96039918 98776098 101375469 123163092 128053224 131701464 135167292 140366034 142676586 148164147 187154712 190235448 192079836 197552196 202750938 214014879 246326184 270334584 280732068 285353172 296328294 304126407 384159672 395104392 405501876 428029758 444492441 561464136 570706344 592656588 608252814 642044637 811003752 856059516 888984882 912379221 1185313176 1216505628 1284089274 1333477323 1712119032 1777969764 1824758442 1926133911 2433011256 2568178548 2666954646 3555939528 3649516884 3852267822 5136357096 5333909292 5778401733 7299033768 7704535644 10667818584 11556803466 15409071288 17335205199 23113606932 34670410398 46227213864 69340820796 138681641592
• Sum of all divisors σ(n): 444081423240
• Sum of proper divisors (its aliquot sum) s(n): 305399781648
• 138681641592 is an abundant number, because the sum of its proper divisors (305399781648) is greater than itself. Its abundance is 166718140056

Bases of 138681641592

• Binary: 10000001001010000100011110101001111000₂
• Hexadecimal: 0x204A11EA78
• Base-36: 1RPJGVI0

Squares and roots of 138681641592

• 138681641592 squared (138681641592²) is 19232597714651944294464
• 138681641592 cubed (138681641592³) is 2667208223146479225670805757746688
• The square root of 138681641592 is 372399.8410203743
• The cube root of 138681641592 is 5176.1436988255

Scales and comparisons

• 138,681,641,592 seconds is equal to 4,409 years, 33 weeks, 4 days, 14 hours, 13 minutes, 12 seconds.
• To count from 1 to 138,681,641,592 would take you about eight thousand, eight 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 138681641592 cubic inches would be around 431.3 feet tall.

Recreational maths with 138681641592

• 138681641592 backwards is 295146186831
• 138681641592 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 138681641592's digits is 54
• More coming soon!