21137014

Names of 21137014

• Cardinal: 21137014 can be written as Twenty-one million, one hundred thirty-seven thousand and fourteen.

Scientific notation

• Scientific notation: 2.1137014 × 10⁷

Factors of 21137014

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 2
• Sum of prime factors: 10568509

Divisors of 21137014

• Number of divisors d(n): 4
• Complete list of divisors:
  1 2 10568507 21137014
• Sum of all divisors σ(n): 31705524
• Sum of proper divisors (its aliquot sum) s(n): 10568510
• 21137014 is a deficient number, because the sum of its proper divisors (10568510) is less than itself. Its deficiency is 10568504

Bases of 21137014

• Binary: 1010000101000011001110110₂
• Hexadecimal: 0x1428676
• Base-36: CL1FA

Squares and roots of 21137014

• 21137014 squared (21137014²) is 446773360836196
• 21137014 cubed (21137014³) is 9443454782821726558744
• The square root of 21137014 is 4597.5008428493
• The cube root of 21137014 is 276.4911352503

Scales and comparisons

• 21,137,014 seconds is equal to 34 weeks, 6 days, 15 hours, 23 minutes, 34 seconds.
• To count from 1 to 21,137,014 would take you about two 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 21137014 cubic inches would be around 23 feet tall.

Recreational maths with 21137014

• 21137014 backwards is 41073112
• The number of decimal digits it has is: 8
• The sum of 21137014's digits is 19
• More coming soon!