18029404399

Names of 18029404399

• Cardinal: 18029404399 can be written as Eighteen billion, twenty-nine million, four hundred four thousand, three hundred ninety-nine.

Scientific notation

• Scientific notation: 1.8029404399 × 10¹⁰

Factors of 18029404399

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 2
• Sum of prime factors: 948916040

Divisors of 18029404399

• Number of divisors d(n): 4
• Complete list of divisors:
  1 19 948916021 18029404399
• Sum of all divisors σ(n): 18978320440
• Sum of proper divisors (its aliquot sum) s(n): 948916041
• 18029404399 is a deficient number, because the sum of its proper divisors (948916041) is less than itself. Its deficiency is 17080488358

Bases of 18029404399

• Binary: 10000110010101000101110000011101111₂
• Hexadecimal: 0x432A2E0EF
• Base-36: 8A68PGV

Squares and roots of 18029404399

• 18029404399 squared (18029404399²) is 325059422982680551201
• 18029404399 cubed (18029404399³) is 5860627790660342430635054133199
• The square root of 18029404399 is 134273.6176581237
• The cube root of 18029404399 is 2622.1676794273

Scales and comparisons

• 18,029,404,399 seconds is equal to 573 years, 14 weeks, 3 days, 15 hours, 53 minutes, 19 seconds.
• To count from 1 to 18,029,404,399 would take you about one thousand, one hundred forty-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 18029404399 cubic inches would be around 218.5 feet tall.

Recreational maths with 18029404399

• 18029404399 backwards is 99340492081
• The number of decimal digits it has is: 11
• The sum of 18029404399's digits is 49
• More coming soon!