16991104840080727

Names of 16991104840080727

• Cardinal: 16991104840080727 can be written as Sixteen quadrillion, nine hundred ninety-one trillion, one hundred four billion, eight hundred forty million, eighty thousand, seven hundred twenty-seven.

Scientific notation

• Scientific notation: 1.6991104840080727 × 10¹⁶

Factors of 16991104840080727

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 1886289

Divisors of 16991104840080727

• Number of divisors d(n): 8
• Complete list of divisors:
  1 92401 109147 1684741 10085291947 155671753141 183884425927 16991104840080727
• Sum of all divisors σ(n): 16991454483438032
• Sum of proper divisors (its aliquot sum) s(n): 349643357305
• 16991104840080727 is a deficient number, because the sum of its proper divisors (349643357305) is less than itself. Its deficiency is 16990755196723422

Bases of 16991104840080727

• Binary: 111100010111010101000111100000010101011001110101010111₂
• Hexadecimal: 0x3C5D51E0559D57
• Base-36: 4NAUDT0GGUV

Squares and roots of 16991104840080727

• 16991104840080727 squared (16991104840080727²) is 288697643686614707440843876848529
• 16991104840080727 cubed (16991104840080727³) is 4905291930963540293495195755092982042426711200583
• The square root of 16991104840080727 is 130349932.2595939327
• The cube root of 16991104840080727 is 257083.3042593191

Scales and comparisons

• 16,991,104,840,080,727 seconds is equal to 540,264,576 years, 50 weeks, 5 days, 10 hours, 52 minutes, 7 seconds.
• To count from 1 to 16,991,104,840,080,727 would take you about one billion, six hundred twenty million, seven hundred ninety-three thousand, seven hundred thirty 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 16991104840080727 cubic inches would be around 21423.6 feet tall.

Recreational maths with 16991104840080727

• 16991104840080727 backwards is 72708004840119961
• The number of decimal digits it has is: 17
• The sum of 16991104840080727's digits is 67
• More coming soon!