13471921

Names of 13471921

• Cardinal: 13471921 can be written as Thirteen million, four hundred seventy-one thousand, nine hundred twenty-one.

Scientific notation

• Scientific notation: 1.3471921 × 10⁷

Factors of 13471921

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 2
• Sum of prime factors: 464578

Divisors of 13471921

• Number of divisors d(n): 4
• Complete list of divisors:
  1 29 464549 13471921
• Sum of all divisors σ(n): 13936500
• Sum of proper divisors (its aliquot sum) s(n): 464579
• 13471921 is a deficient number, because the sum of its proper divisors (464579) is less than itself. Its deficiency is 13007342

Bases of 13471921

• Binary: 110011011001000010110001₂
• Hexadecimal: 0xCD90B1
• Base-36: 80R01

Squares and roots of 13471921

• 13471921 squared (13471921²) is 181492655430241
• 13471921 cubed (13471921³) is 2445054716036427762961
• The square root of 13471921 is 3670.4115573051
• The cube root of 13471921 is 237.9449593787

Scales and comparisons

• 13,471,921 seconds is equal to 22 weeks, 1 day, 22 hours, 12 minutes, 1 second.
• To count from 1 to 13,471,921 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 13471921 cubic inches would be around 19.8 feet tall.

Recreational maths with 13471921

• 13471921 backwards is 12917431
• The number of decimal digits it has is: 8
• The sum of 13471921's digits is 28
• More coming soon!