8138491459833744

Names of 8138491459833744

• Cardinal: 8138491459833744 can be written as Eight quadrillion, one hundred thirty-eight trillion, four hundred ninety-one billion, four hundred fifty-nine million, eight hundred thirty-three thousand, seven hundred forty-four.

Scientific notation

• Scientific notation: 8.138491459833744 × 10¹⁵

Factors of 8138491459833744

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 278442

Divisors of 8138491459833744

• Number of divisors d(n): 135
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 27 36 48 54 72 81 108 144 162 216 243 324 432 486 648 729 972 1296 1458 1944 2187 2916 3888 4374 5832 6561 8748 11664 13122 17496 26244 34992 52488 104976 278437 556874 835311 1113748 1670622 2227496 2505933 3341244 4454992 5011866 6682488 7517799 10023732 13364976 15035598 20047464 22553397 30071196 40094928 45106794 60142392 67660191 90213588 120284784 135320382 180427176 202980573 270640764 360854352 405961146 541281528 608941719 811922292 1082563056 1217883438 1623844584 1826825157 2435766876 3247689168 3653650314 4871533752 7307300628 9743067504 14614601256 29229202512 77527162969 155054325938 232581488907 310108651876 465162977814 620217303752 697744466721 930325955628 1240434607504 1395488933442 1860651911256 2093233400163 2790977866884 3721303822512 4186466800326 5581955733768 6279700200489 8372933600652 11163911467536 12559400400978 16745867201304 18839100601467 25118800801956 33491734402608 37678201202934 50237601603912 56517301804401 75356402405868 100475203207824 113034603608802 150712804811736 169551905413203 226069207217604 301425609623472 339103810826406 452138414435208 508655716239609 678207621652812 904276828870416 1017311432479218 1356415243305624 2034622864958436 2712830486611248 4069245729916872 8138491459833744
• Sum of all divisors σ(n): 23651374077474897
• Sum of proper divisors (its aliquot sum) s(n): 15512882617641153
• 8138491459833744 is an abundant number, because the sum of its proper divisors (15512882617641153) is greater than itself. Its abundance is 7374391157807409

Bases of 8138491459833744

• Binary: 11100111010011110101000110100011110001000111110010000₂
• Hexadecimal: 0x1CE9EA34788F90
• Base-36: 284URD1K900

Squares and roots of 8138491459833744

• 8138491459833744 squared (8138491459833744²) is 66235043241786785527680121057536
• 8138491459833744 cubed (8138491459833744³) is 539053333765000495808669755023832918436018294784
• 8138491459833744 is a perfect square number. Its square root is 90213588
• The cube root of 8138491459833744 is 201147.4991358277

Scales and comparisons

• 8,138,491,459,833,744 seconds is equal to 258,778,854 years, 21 weeks, 4 days, 8 hours, 2 minutes, 24 seconds.
• To count from 1 to 8,138,491,459,833,744 would take you about seven hundred seventy-six million, three hundred thirty-six thousand, five hundred sixty-three 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 8138491459833744 cubic inches would be around 16762.3 feet tall.

Recreational maths with 8138491459833744

• 8138491459833744 backwards is 4473389541948318
• 8138491459833744 is a Harshad number.
• The number of decimal digits it has is: 16
• The sum of 8138491459833744's digits is 81
• More coming soon!