13478842

Names of 13478842

• Cardinal: 13478842 can be written as Thirteen million, four hundred seventy-eight thousand, eight hundred forty-two.

Scientific notation

• Scientific notation: 1.3478842 × 10⁷

Factors of 13478842

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 518432

Divisors of 13478842

• Number of divisors d(n): 8
• Complete list of divisors:
  1 2 13 26 518417 1036834 6739421 13478842
• Sum of all divisors σ(n): 21773556
• Sum of proper divisors (its aliquot sum) s(n): 8294714
• 13478842 is a deficient number, because the sum of its proper divisors (8294714) is less than itself. Its deficiency is 5184128

Bases of 13478842

• Binary: 110011011010101110111010₂
• Hexadecimal: 0xCDABBA
• Base-36: 80WCA

Squares and roots of 13478842

• 13478842 squared (13478842²) is 181679181660964
• 13478842 cubed (13478842³) is 2448824984297431323688
• The square root of 13478842 is 3671.3542460515
• The cube root of 13478842 is 237.9856993031

Scales and comparisons

• 13,478,842 seconds is equal to 22 weeks, 2 days, 7 minutes, 22 seconds.
• To count from 1 to 13,478,842 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 13478842 cubic inches would be around 19.8 feet tall.

Recreational maths with 13478842

• 13478842 backwards is 24887431
• The number of decimal digits it has is: 8
• The sum of 13478842's digits is 37
• More coming soon!