12995213

Names of 12995213

• Cardinal: 12995213 can be written as Twelve million, nine hundred ninety-five thousand, two hundred thirteen.

Scientific notation

• Scientific notation: 1.2995213 × 10⁷

Factors of 12995213

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 168787

Divisors of 12995213

• Number of divisors d(n): 8
• Complete list of divisors:
  1 7 11 77 168769 1181383 1856459 12995213
• Sum of all divisors σ(n): 16201920
• Sum of proper divisors (its aliquot sum) s(n): 3206707
• 12995213 is a deficient number, because the sum of its proper divisors (3206707) is less than itself. Its deficiency is 9788506

Bases of 12995213

• Binary: 110001100100101010001101₂
• Hexadecimal: 0xC64A8D
• Base-36: 7QJ65

Squares and roots of 12995213

• 12995213 squared (12995213²) is 168875560915369
• 12995213 cubed (12995213³) is 2194573884589695128597
• The square root of 12995213 is 3604.8873768815
• The cube root of 12995213 is 235.1046041029

Scales and comparisons

• 12,995,213 seconds is equal to 21 weeks, 3 days, 9 hours, 46 minutes, 53 seconds.
• To count from 1 to 12,995,213 would take you about thirty-two weeks!

  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 12995213 cubic inches would be around 19.6 feet tall.

Recreational maths with 12995213

• 12995213 backwards is 31259921
• The number of decimal digits it has is: 8
• The sum of 12995213's digits is 32
• More coming soon!