12930

Names of 12930

• Cardinal: 12930 can be written as Twelve thousand, nine hundred thirty.

Scientific notation

• Scientific notation: 1.293 × 10⁴

Factors of 12930

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 4
• Sum of prime factors: 441

Divisors of 12930

• Number of divisors d(n): 16
• Complete list of divisors:
  1 2 3 5 6 10 15 30 431 862 1293 2155 2586 4310 6465 12930
• Sum of all divisors σ(n): 31104
• Sum of proper divisors (its aliquot sum) s(n): 18174
• 12930 is an abundant number, because the sum of its proper divisors (18174) is greater than itself. Its abundance is 5244

Bases of 12930

• Binary: 11001010000010₂
• Hexadecimal: 0x3282
• Base-36: 9Z6

Squares and roots of 12930

• 12930 squared (12930²) is 167184900
• 12930 cubed (12930³) is 2161700757000
• The square root of 12930 is 113.7101578575
• The cube root of 12930 is 23.4710674569

Scales and comparisons

• 12,930 seconds is equal to 3 hours, 35 minutes, 30 seconds.
• To count from 1 to 12,930 would take you about three hours.

  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 12930 cubic inches would be around 2 feet tall.

Recreational maths with 12930

• 12930 backwards is 03921
• 12930 is a Harshad number.
• The number of decimal digits it has is: 5
• The sum of 12930's digits is 15
• More coming soon!