13818406427937644

Names of 13818406427937644

• Cardinal: 13818406427937644 can be written as Thirteen quadrillion, eight hundred eighteen trillion, four hundred six billion, four hundred twenty-seven million, nine hundred thirty-seven thousand, six hundred forty-four.

Scientific notation

• Scientific notation: 1.3818406427937644 × 10¹⁶

Factors of 13818406427937644

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 599173983

Divisors of 13818406427937644

• Number of divisors d(n): 24
• Complete list of divisors:
  1 2 4 13 26 52 443837 887674 1775348 5769881 11539762 23079524 598730131 1197460262 2394920524 7783491703 15566983406 31133966812 265738585152647 531477170305294 1062954340610588 3454601606984411 6909203213968822 13818406427937644
• Sum of all divisors σ(n): 26042440064008368
• Sum of proper divisors (its aliquot sum) s(n): 12224033636070724
• 13818406427937644 is a deficient number, because the sum of its proper divisors (12224033636070724) is less than itself. Its deficiency is 1594372791866920

Bases of 13818406427937644

• Binary: 110001000101111100010001110110011111111100101101101100₂
• Hexadecimal: 0x3117C4767FCB6C
• Base-36: 3S27S9YIGRW

Squares and roots of 13818406427937644

• 13818406427937644 squared (13818406427937644²) is 190948356207668398081555152270736
• 13818406427937644 cubed (13818406427937644³) is 2638601992824171919242939213743683685616013985984
• The square root of 13818406427937644 is 117551718.0986209321
• The cube root of 13818406427937644 is 239967.6254243641

Scales and comparisons

• 13,818,406,427,937,644 seconds is equal to 439,382,581 years, 14 weeks, 14 hours, 40 minutes, 44 seconds.
• To count from 1 to 13,818,406,427,937,644 would take you about one billion, three hundred eighteen million, one hundred forty-seven thousand, seven hundred forty-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 13818406427937644 cubic inches would be around 19997.3 feet tall.

Recreational maths with 13818406427937644

• 13818406427937644 backwards is 44673972460481831
• The number of decimal digits it has is: 17
• The sum of 13818406427937644's digits is 77
• More coming soon!