12806539040988

Names of 12806539040988

• Cardinal: 12806539040988 can be written as Twelve trillion, eight hundred six billion, five hundred thirty-nine million, forty thousand, nine hundred eighty-eight.

Scientific notation

• Scientific notation: 1.2806539040988 × 10¹³

Factors of 12806539040988

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 8571384

Divisors of 12806539040988

• Number of divisors d(n): 216
• Complete list of divisors:
  1 2 3 4 6 7 9 11 12 14 18 21 22 28 33 36 42 44 49 63 66 77 84 98 99 121 126 132 147 154 196 198 231 242 252 294 308 343 363 396 441 462 484 539 588 686 693 726 847 882 924 1029 1078 1089 1372 1386 1452 1617 1694 1764 2058 2156 2178 2541 2772 3087 3234 3388 3773 4116 4356 4851 5082 5929 6174 6468 7546 7623 9702 10164 11319 11858 12348 15092 15246 17787 19404 22638 23716 30492 33957 35574 41503 45276 53361 67914 71148 83006 106722 124509 135828 166012 213444 249018 373527 498036 747054 1494108 8571361 17142722 25714083 34285444 51428166 59999527 77142249 94284971 102856332 119999054 154284498 179998581 188569942 239998108 282854913 308568996 359997162 377139884 419996689 539995743 565709826 659994797 719994324 839993378 848564739 1037134681 1079991486 1131419652 1259990067 1319989594 1679986756 1697129478 1979984391 2074269362 2159982972 2519980134 2639979188 2939976823 3111404043 3394258956 3779970201 3959968782 4148538724 4619963579 5039960268 5879953646 5939953173 6222808086 7259942767 7559940402 7919937564 8819930469 9239927158 9334212129 11759907292 11879906346 12445616172 13859890737 14519885534 15119880804 17639860938 18479854316 18668424258 21779828301 23759812692 26459791407 27719781474 29039771068 32339745053 35279721876 37336848516 41579672211 43559656602 50819599369 52919582814 55439562948 64679490106 65339484903 83159344422 87119313204 97019235159 101639198738 105839165628 129358980212 130678969806 152458798107 166318688844 194038470318 203278397476 261357939612 291057705477 304917596214 355737195583 388076940636 457376394321 582115410954 609835192428 711474391166 914752788642 1067211586749 1164230821908 1422948782332 1829505577284 2134423173498 3201634760247 4268846346996 6403269520494 12806539040988
• Sum of all divisors σ(n): 41495677714400
• Sum of proper divisors (its aliquot sum) s(n): 28689138673412
• 12806539040988 is an abundant number, because the sum of its proper divisors (28689138673412) is greater than itself. Its abundance is 15882599632424

Bases of 12806539040988

• Binary: 10111010010111000001001101011101100011011100₂
• Hexadecimal: 0xBA5C135D8DC
• Base-36: 4JF8QOU70

Squares and roots of 12806539040988

• 12806539040988 squared (12806539040988²) is 164007442208349842744016144
• 12806539040988 cubed (12806539040988³) is 2100367711653815427980953119157349710272
• The square root of 12806539040988 is 3578622.5060752077
• The cube root of 12806539040988 is 23396.1246175403

Scales and comparisons

• 12,806,539,040,988 seconds is equal to 407,208 years, 17 weeks, 11 hours, 49 minutes, 48 seconds.
• To count from 1 to 12,806,539,040,988 would take you about one million, eighteen thousand and twenty 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 12806539040988 cubic inches would be around 1949.7 feet tall.

Recreational maths with 12806539040988

• 12806539040988 backwards is 88904093560821
• 12806539040988 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 12806539040988's digits is 63
• More coming soon!