13686538942818

Names of 13686538942818

• Cardinal: 13686538942818 can be written as Thirteen trillion, six hundred eighty-six billion, five hundred thirty-eight million, nine hundred forty-two thousand, eight hundred eighteen.

Scientific notation

• Scientific notation: 1.3686538942818 × 10¹³

Factors of 13686538942818

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 222

Divisors of 13686538942818

• Number of divisors d(n): 336
• Complete list of divisors:
  1 2 3 6 7 9 14 18 21 27 37 42 49 54 63 74 81 98 111 126 147 162 173 189 222 243 259 294 333 346 378 441 486 518 519 567 666 729 777 882 999 1038 1134 1211 1323 1458 1554 1557 1701 1813 1998 2331 2422 2646 2997 3114 3402 3626 3633 3969 4662 4671 5103 5439 5994 6401 6993 7266 7938 8477 8991 9342 10206 10878 10899 11907 12802 13986 14013 16317 16954 17982 19203 20979 21798 23814 25431 26973 28026 29929 32634 32697 35721 38406 41958 42039 44807 48951 50862 53946 57609 59858 62937 65394 71442 76293 84078 89614 89787 97902 98091 115218 125874 126117 134421 146853 152586 172827 179574 188811 196182 209503 228879 252234 268842 269361 293706 294273 313649 345654 377622 403263 419006 440559 457758 518481 538722 588546 627298 628509 686637 806526 808083 881118 882819 940947 1036962 1107373 1209789 1257018 1321677 1373274 1466521 1555443 1616166 1765638 1881894 1885527 2059911 2214746 2419578 2424249 2643354 2822841 2933042 3110886 3322119 3629367 3771054 4119822 4399563 4666329 4848498 5177717 5645682 5656581 6179733 6644238 7258734 7272747 7751611 8468523 8799126 9332658 9966357 10355434 10888101 11313162 12359466 13198689 14545494 15503222 15533151 16937046 16969743 19932714 21776202 21818241 23254833 25405569 26397378 29899071 31066302 32664303 33939486 36244019 39596067 43636482 46509666 46599453 50811138 50909229 54261277 59798142 65328606 69764499 72488038 76216707 79192134 89697213 93198906 101818458 108522554 108732057 118788201 139528998 139798359 152433414 152727687 162783831 179394426 191575529 209293497 217464114 228650121 237576402 253708133 269091639 279596718 305455374 325567662 326196171 356364603 383151058 418586994 419395077 457300242 488351493 507416266 538183278 574726587 627880491 652392342 712729206 761124399 807274917 838790154 976702986 978588513 1069093809 1149453174 1255760982 1258185231 1341028703 1465054479 1522248798 1614549834 1724179761 1883641473 1957177026 2138187618 2283373197 2516370462 2682057406 2930108958 2935765539 3448359522 3767282946 3774555693 4023086109 4395163437 4566746394 5172539283 5650924419 5871531078 6850119591 7549111386 8046172218 8790326874 8807296617 9387200921 10345078566 11301848838 12069258327 13185490311 13700239182 15517617849 17614593234 18774401842 20550358773 24138516654 26370980622 26421889851 28161602763 31035235698 36207774981 39556470933 41100717546 46552853547 52843779702 56323205526 61651076319 72415549962 79112941866 84484808289 93105707094 108623324943 123302152638 139658560641 168969616578 184953228957 217246649886 253454424867 279317121282 325869974829 369906457914 506908849734 651739949658 760363274601 977609924487 1520726549202 1955219848974 2281089823803 4562179647606 6843269471409 13686538942818
• Sum of all divisors σ(n): 36987572895480
• Sum of proper divisors (its aliquot sum) s(n): 23301033952662
• 13686538942818 is an abundant number, because the sum of its proper divisors (23301033952662) is greater than itself. Its abundance is 9614495009844

Bases of 13686538942818

• Binary: 11000111001010100101010010101011100101100010₂
• Hexadecimal: 0xC72A54AB962
• Base-36: 4UNIBWS4I

Squares and roots of 13686538942818

• 13686538942818 squared (13686538942818²) is 187321348233273657073781124
• 13686538942818 cubed (13686538942818³) is 2563780927415871670537876972296883767432
• The square root of 13686538942818 is 3699532.2600050401
• The cube root of 13686538942818 is 23920.1856408351

Scales and comparisons

• 13,686,538,942,818 seconds is equal to 435,189 years, 31 weeks, 2 days, 13 hours, 18 seconds.
• To count from 1 to 13,686,538,942,818 would take you about one million, eighty-seven thousand, nine hundred seventy-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 13686538942818 cubic inches would be around 1993.3 feet tall.

Recreational maths with 13686538942818

• 13686538942818 backwards is 81824983568631
• The number of decimal digits it has is: 14
• The sum of 13686538942818's digits is 72
• More coming soon!