21054133

Names of 21054133

• Cardinal: 21054133 can be written as Twenty-one million, fifty-four thousand, one hundred thirty-three.

Scientific notation

• Scientific notation: 2.1054133 × 10⁷

Factors of 21054133

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 2
• Sum of prime factors: 489674

Divisors of 21054133

• Number of divisors d(n): 4
• Complete list of divisors:
  1 43 489631 21054133
• Sum of all divisors σ(n): 21543808
• Sum of proper divisors (its aliquot sum) s(n): 489675
• 21054133 is a deficient number, because the sum of its proper divisors (489675) is less than itself. Its deficiency is 20564458

Bases of 21054133

• Binary: 1010000010100001010110101₂
• Hexadecimal: 0x14142B5
• Base-36: CJ9H1

Squares and roots of 21054133

• 21054133 squared (21054133²) is 443276516381689
• 21054133 cubed (21054133³) is 9332802731676758970637
• The square root of 21054133 is 4588.4782880601
• The cube root of 21054133 is 276.1292758879

Scales and comparisons

• 21,054,133 seconds is equal to 34 weeks, 5 days, 16 hours, 22 minutes, 13 seconds.
• To count from 1 to 21,054,133 would take you about twelve hours!

  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 21054133 cubic inches would be around 23 feet tall.

Recreational maths with 21054133

• 21054133 backwards is 33145012
• The number of decimal digits it has is: 8
• The sum of 21054133's digits is 19
• More coming soon!