21198714

Names of 21198714

• Cardinal: 21198714 can be written as Twenty-one million, one hundred ninety-eight thousand, seven hundred fourteen.

Scientific notation

• Scientific notation: 2.1198714 × 10⁷

Factors of 21198714

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 3533124

Divisors of 21198714

• Number of divisors d(n): 8
• Complete list of divisors:
  1 2 3 6 3533119 7066238 10599357 21198714
• Sum of all divisors σ(n): 42397440
• Sum of proper divisors (its aliquot sum) s(n): 21198726
• 21198714 is an abundant number, because the sum of its proper divisors (21198726) is greater than itself. Its abundance is 12

Bases of 21198714

• Binary: 1010000110111011101111010₂
• Hexadecimal: 0x143777A
• Base-36: CMD16

Squares and roots of 21198714

• 21198714 squared (21198714²) is 449385475253796
• 21198714 cubed (21198714³) is 9526394165659298818344
• The square root of 21198714 is 4604.2061204947
• The cube root of 21198714 is 276.7599043825

Scales and comparisons

• 21,198,714 seconds is equal to 35 weeks, 8 hours, 31 minutes, 54 seconds.
• To count from 1 to 21,198,714 would take you about four 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 21198714 cubic inches would be around 23.1 feet tall.

Recreational maths with 21198714

• 21198714 backwards is 41789112
• The number of decimal digits it has is: 8
• The sum of 21198714's digits is 33
• More coming soon!