12808755743400400

Names of 12808755743400400

• Cardinal: 12808755743400400 can be written as Twelve quadrillion, eight hundred eight trillion, seven hundred fifty-five billion, seven hundred forty-three million, four hundred thousand, four hundred.

Scientific notation

• Scientific notation: 1.28087557434004 × 10¹⁶

Factors of 12808755743400400

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 4574555622657

Divisors of 12808755743400400

• Number of divisors d(n): 60
• Complete list of divisors:
  1 2 4 5 7 8 10 14 16 20 25 28 35 40 50 56 70 80 100 112 140 175 200 280 350 400 560 700 1400 2800 4574555622643 9149111245286 18298222490572 22872778113215 32021889358501 36596444981144 45745556226430 64043778717002 73192889962288 91491112452860 114363890566075 128087557434004 160109446792505 182982224905720 228727781132150 256175114868008 320218893585010 365964449811440 457455562264300 512350229736016 640437787170020 800547233962525 914911124528600 1280875574340040 1601094467925050 1829822249057200 2561751148680080 3202188935850100 6404377871700200 12808755743400400
• Sum of all divisors σ(n): 35169183626887072
• Sum of proper divisors (its aliquot sum) s(n): 22360427883486672
• 12808755743400400 is an abundant number, because the sum of its proper divisors (22360427883486672) is greater than itself. Its abundance is 9551672140086272

Bases of 12808755743400400

• Binary: 101101100000010111111011011000000110011010000111010000₂
• Hexadecimal: 0x2D817ED819A1D0
• Base-36: 3I4BP5LCIJ4

Squares and roots of 12808755743400400

• 12808755743400400 squared (12808755743400400²) is 164064223694092733648154720160000
• 12808755743400400 cubed (12808755743400400³) is 2101458567528238292457485843754679028832064000000
• The square root of 12808755743400400 is 113175773.6593852491
• The cube root of 12808755743400400 is 233974.7442937475

Scales and comparisons

• 12,808,755,743,400,400 seconds is equal to 407,278,812 years, 28 weeks, 6 days, 20 hours, 6 minutes, 40 seconds.
• To count from 1 to 12,808,755,743,400,400 would take you about one billion, two hundred twenty-one million, eight hundred thirty-six thousand, four hundred thirty-seven 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 12808755743400400 cubic inches would be around 19497.9 feet tall.

Recreational maths with 12808755743400400

• 12808755743400400 backwards is 00400434755780821
• The number of decimal digits it has is: 17
• The sum of 12808755743400400's digits is 58
• More coming soon!