21314015

Names of 21314015

• Cardinal: 21314015 can be written as Twenty-one million, three hundred fourteen thousand and fifteen.

Scientific notation

• Scientific notation: 2.1314015 × 10⁷

Factors of 21314015

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 2
• Sum of prime factors: 4262808

Divisors of 21314015

• Number of divisors d(n): 4
• Complete list of divisors:
  1 5 4262803 21314015
• Sum of all divisors σ(n): 25576824
• Sum of proper divisors (its aliquot sum) s(n): 4262809
• 21314015 is a deficient number, because the sum of its proper divisors (4262809) is less than itself. Its deficiency is 17051206

Bases of 21314015

• Binary: 1010001010011100111011111₂
• Hexadecimal: 0x14539DF
• Base-36: COTZZ

Squares and roots of 21314015

• 21314015 squared (21314015²) is 454287235420225
• 21314015 cubed (21314015³) is 9682684950055206953375
• The square root of 21314015 is 4616.7104089383
• The cube root of 21314015 is 277.2607683065

Scales and comparisons

• 21,314,015 seconds is equal to 35 weeks, 1 day, 16 hours, 33 minutes, 35 seconds.
• To count from 1 to 21,314,015 would take you about six days!

  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 21314015 cubic inches would be around 23.1 feet tall.

Recreational maths with 21314015

• 21314015 backwards is 51041312
• The number of decimal digits it has is: 8
• The sum of 21314015's digits is 17
• More coming soon!