18115095779462818

Names of 18115095779462818

• Cardinal: 18115095779462818 can be written as Eighteen quadrillion, one hundred fifteen trillion, ninety-five billion, seven hundred seventy-nine million, four hundred sixty-two thousand, eight hundred eighteen.

Scientific notation

• Scientific notation: 1.8115095779462818 × 10¹⁶

Factors of 18115095779462818

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 4
• Sum of prime factors: 1465650

Divisors of 18115095779462818

• Number of divisors d(n): 12
• Complete list of divisors:
  1 2 4241 8482 1461407 2922814 6197827087 12395654174 2135710419649 4271420839298 9057547889731409 18115095779462818
• Sum of all divisors σ(n): 27179069398331382
• Sum of proper divisors (its aliquot sum) s(n): 9063973618868564
• 18115095779462818 is a deficient number, because the sum of its proper divisors (9063973618868564) is less than itself. Its deficiency is 9051122160594254

Bases of 18115095779462818

• Binary: 1000000010110111001010101101001000000011100111010100010₂
• Hexadecimal: 0x405B956901CEA2
• Base-36: 4YD9K456GMA

Squares and roots of 18115095779462818

• 18115095779462818 squared (18115095779462818²) is 328156695099111601637704644501124
• 18115095779462818 cubed (18115095779462818³) is 5944589962392383386789493526097766121314317207432
• The square root of 18115095779462818 is 134592331.8003771639
• The cube root of 18115095779462818 is 262631.5387525935

Scales and comparisons

• 18,115,095,779,462,818 seconds is equal to 576,004,012 years, 6 weeks, 10 hours, 46 minutes, 58 seconds.
• To count from 1 to 18,115,095,779,462,818 would take you about one billion, seven hundred twenty-eight million, twelve thousand and thirty-six 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 18115095779462818 cubic inches would be around 21886 feet tall.

Recreational maths with 18115095779462818

• 18115095779462818 backwards is 81826497759051181
• The number of decimal digits it has is: 17
• The sum of 18115095779462818's digits is 82
• More coming soon!