21126026

Names of 21126026

• Cardinal: 21126026 can be written as Twenty-one million, one hundred twenty-six thousand and twenty-six.

Scientific notation

• Scientific notation: 2.1126026 × 10⁷

Factors of 21126026

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 10728

Divisors of 21126026

• Number of divisors d(n): 8
• Complete list of divisors:
  1 2 1097 2194 9629 19258 10563013 21126026
• Sum of all divisors σ(n): 31721220
• Sum of proper divisors (its aliquot sum) s(n): 10595194
• 21126026 is a deficient number, because the sum of its proper divisors (10595194) is less than itself. Its deficiency is 10530832

Bases of 21126026

• Binary: 1010000100101101110001010₂
• Hexadecimal: 0x1425B8A
• Base-36: CKSY2

Squares and roots of 21126026

• 21126026 squared (21126026²) is 446308974552676
• 21126026 cubed (21126026³) is 9428735000433171545576
• The square root of 21126026 is 4596.3056904433
• The cube root of 21126026 is 276.4432159747

Scales and comparisons

• 21,126,026 seconds is equal to 34 weeks, 6 days, 12 hours, 20 minutes, 26 seconds.
• To count from 1 to 21,126,026 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 21126026 cubic inches would be around 23 feet tall.

Recreational maths with 21126026

• 21126026 backwards is 62062112
• The number of decimal digits it has is: 8
• The sum of 21126026's digits is 20
• More coming soon!