13947530

Names of 13947530

• Cardinal: 13947530 can be written as Thirteen million, nine hundred forty-seven thousand, five hundred thirty.

Scientific notation

• Scientific notation: 1.394753 × 10⁷

Factors of 13947530

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 1394760

Divisors of 13947530

• Number of divisors d(n): 8
• Complete list of divisors:
  1 2 5 10 1394753 2789506 6973765 13947530
• Sum of all divisors σ(n): 25105572
• Sum of proper divisors (its aliquot sum) s(n): 11158042
• 13947530 is a deficient number, because the sum of its proper divisors (11158042) is less than itself. Its deficiency is 2789488

Bases of 13947530

• Binary: 110101001101001010001010₂
• Hexadecimal: 0xD4D28A
• Base-36: 8AXZE

Squares and roots of 13947530

• 13947530 squared (13947530²) is 194533593100900
• 13947530 cubed (13947530³) is 2713263125782595777000
• The square root of 13947530 is 3734.6392061349
• The cube root of 13947530 is 240.7127538479

Scales and comparisons

• 13,947,530 seconds is equal to 23 weeks, 10 hours, 18 minutes, 50 seconds.
• To count from 1 to 13,947,530 would take you about thirty-four 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 13947530 cubic inches would be around 20.1 feet tall.

Recreational maths with 13947530

• 13947530 backwards is 03574931
• The number of decimal digits it has is: 8
• The sum of 13947530's digits is 32
• More coming soon!