2013209185

Names of 2013209185

• Cardinal: 2013209185 can be written as Two billion, thirteen million, two hundred nine thousand, one hundred eighty-five.

Scientific notation

• Scientific notation: 2.013209185 × 10⁹

Factors of 2013209185

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 30972467

Divisors of 2013209185

• Number of divisors d(n): 8
• Complete list of divisors:
  1 5 13 65 30972449 154862245 402641837 2013209185
• Sum of all divisors σ(n): 2601685800
• Sum of proper divisors (its aliquot sum) s(n): 588476615
• 2013209185 is a deficient number, because the sum of its proper divisors (588476615) is less than itself. Its deficiency is 1424732570

Bases of 2013209185

• Binary: 1110111111111110010001001100001₂
• Hexadecimal: 0x77FF2261
• Base-36: XAM25D

Squares and roots of 2013209185

• 2013209185 squared (2013209185²) is 4053011222568364225
• 2013209185 cubed (2013209185³) is 8159559420182710148195406625
• The square root of 2013209185 is 44868.7996830761
• The cube root of 2013209185 is 1262.6887207345

Scales and comparisons

• 2,013,209,185 seconds is equal to 64 years, 5 days, 46 minutes, 25 seconds.
• To count from 1 to 2,013,209,185 would take you about one hundred twenty-eight 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 2013209185 cubic inches would be around 105.2 feet tall.

Recreational maths with 2013209185

• 2013209185 backwards is 5819023102
• The number of decimal digits it has is: 10
• The sum of 2013209185's digits is 31
• More coming soon!