18005329061

Names of 18005329061

• Cardinal: 18005329061 can be written as Eighteen billion, five million, three hundred twenty-nine thousand and sixty-one.

Scientific notation

• Scientific notation: 1.8005329061 × 10¹⁰

Factors of 18005329061

• Number of distinct prime factors ω(n): 1
• Total number of prime factors Ω(n): 2
• Sum of prime factors: 2621

Divisors of 18005329061

• Number of divisors d(n): 3
• Complete list of divisors:
  1 2621 6869641
• Sum of all divisors σ(n): 18005331683
• Sum of proper divisors (its aliquot sum) s(n): 2622
• 18005329061 is a deficient number, because the sum of its proper divisors (2622) is less than itself. Its deficiency is 18005326439

Bases of 18005329061

• Binary: 10000110001001100111000010010100101₂
• Hexadecimal: 0x4313384A5
• Base-36: 89RWOTH

Squares and roots of 18005329061

• 18005329061 squared (18005329061²) is 324191874594891141721
• 18005329061 cubed (18005329061³) is 5837181380983461076160590853981
• The square root of 18005329061 is 134183.9374180085
• 18005329061 is a perfect cube number. Its cube root is 2621

Scales and comparisons

• 18,005,329,061 seconds is equal to 572 years, 26 weeks, 5 days, 17 minutes, 41 seconds.
• To count from 1 to 18,005,329,061 would take you about one thousand, one hundred forty-five 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 18005329061 cubic inches would be around 218.4 feet tall.

Recreational maths with 18005329061

• 18005329061 backwards is 16092350081
• The number of decimal digits it has is: 11
• The sum of 18005329061's digits is 35
• More coming soon!