13379745

Names of 13379745

• Cardinal: 13379745 can be written as Thirteen million, three hundred seventy-nine thousand, seven hundred forty-five.

Scientific notation

• Scientific notation: 1.3379745 × 10⁷

Factors of 13379745

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 891991

Divisors of 13379745

• Number of divisors d(n): 8
• Complete list of divisors:
  1 3 5 15 891983 2675949 4459915 13379745
• Sum of all divisors σ(n): 21407616
• Sum of proper divisors (its aliquot sum) s(n): 8027871
• 13379745 is a deficient number, because the sum of its proper divisors (8027871) is less than itself. Its deficiency is 5351874

Bases of 13379745

• Binary: 110011000010100010100001₂
• Hexadecimal: 0xCC28A1
• Base-36: 7YRVL

Squares and roots of 13379745

• 13379745 squared (13379745²) is 179017576265025
• 13379745 cubed (13379745³) is 2395209520944086918625
• The square root of 13379745 is 3657.8333751007
• The cube root of 13379745 is 237.4010372551

Scales and comparisons

• 13,379,745 seconds is equal to 22 weeks, 20 hours, 35 minutes, 45 seconds.
• To count from 1 to 13,379,745 would take you about thirty-three 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 13379745 cubic inches would be around 19.8 feet tall.

Recreational maths with 13379745

• 13379745 backwards is 54797331
• The number of decimal digits it has is: 8
• The sum of 13379745's digits is 39
• More coming soon!