12997739

Names of 12997739

• Cardinal: 12997739 can be written as Twelve million, nine hundred ninety-seven thousand, seven hundred thirty-nine.

Scientific notation

• Scientific notation: 1.2997739 × 10⁷

Factors of 12997739

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 2
• Sum of prime factors: 302316

Divisors of 12997739

• Number of divisors d(n): 4
• Complete list of divisors:
  1 43 302273 12997739
• Sum of all divisors σ(n): 13300056
• Sum of proper divisors (its aliquot sum) s(n): 302317
• 12997739 is a deficient number, because the sum of its proper divisors (302317) is less than itself. Its deficiency is 12695422

Bases of 12997739

• Binary: 110001100101010001101011₂
• Hexadecimal: 0xC6546B
• Base-36: 7QL4B

Squares and roots of 12997739

• 12997739 squared (12997739²) is 168941219112121
• 12997739 cubed (12997739³) is 2195853872361160494419
• The square root of 12997739 is 3605.2377175437
• The cube root of 12997739 is 235.1198362695

Scales and comparisons

• 12,997,739 seconds is equal to 21 weeks, 3 days, 10 hours, 28 minutes, 59 seconds.
• To count from 1 to 12,997,739 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 12997739 cubic inches would be around 19.6 feet tall.

Recreational maths with 12997739

• 12997739 backwards is 93779921
• The number of decimal digits it has is: 8
• The sum of 12997739's digits is 47
• More coming soon!