13123237999

Names of 13123237999

• Cardinal: 13123237999 can be written as Thirteen billion, one hundred twenty-three million, two hundred thirty-seven thousand, nine hundred ninety-nine.

Scientific notation

• Scientific notation: 1.3123237999 × 10¹⁰

Factors of 13123237999

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 2
• Sum of prime factors: 310936

Divisors of 13123237999

• Number of divisors d(n): 4
• Complete list of divisors:
  1 50363 260573 13123237999
• Sum of all divisors σ(n): 13123548936
• Sum of proper divisors (its aliquot sum) s(n): 310937
• 13123237999 is a deficient number, because the sum of its proper divisors (310937) is less than itself. Its deficiency is 13122927062

Bases of 13123237999

• Binary: 1100001110001101001011100001101111₂
• Hexadecimal: 0x30E34B86F
• Base-36: 6118J8V

Squares and roots of 13123237999

• 13123237999 squared (13123237999²) is 172219375578397524001
• 13123237999 cubed (13123237999³) is 2260075853754478990497437713999
• The square root of 13123237999 is 114556.7021129711
• The cube root of 13123237999 is 2358.7414288437

Scales and comparisons

• 13,123,237,999 seconds is equal to 417 years, 14 weeks, 3 days, 7 hours, 53 minutes, 19 seconds.
• To count from 1 to 13,123,237,999 would take you about eight hundred thirty-four 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 13123237999 cubic inches would be around 196.6 feet tall.

Recreational maths with 13123237999

• 13123237999 backwards is 99973232131
• The number of decimal digits it has is: 11
• The sum of 13123237999's digits is 49
• More coming soon!