21423133

Names of 21423133

• Cardinal: 21423133 can be written as Twenty-one million, four hundred twenty-three thousand, one hundred thirty-three.

Scientific notation

• Scientific notation: 2.1423133 × 10⁷

Factors of 21423133

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 2
• Sum of prime factors: 112354

Divisors of 21423133

• Number of divisors d(n): 4
• Complete list of divisors:
  1 191 112163 21423133
• Sum of all divisors σ(n): 21535488
• Sum of proper divisors (its aliquot sum) s(n): 112355
• 21423133 is a deficient number, because the sum of its proper divisors (112355) is less than itself. Its deficiency is 21310778

Bases of 21423133

• Binary: 1010001101110010000011101₂
• Hexadecimal: 0x146E41D
• Base-36: CR671

Squares and roots of 21423133

• 21423133 squared (21423133²) is 458950627535689
• 21423133 cubed (21423133³) is 9832160334130527693637
• The square root of 21423133 is 4628.5130441643
• The cube root of 21423133 is 277.7331125637

Scales and comparisons

• 21,423,133 seconds is equal to 35 weeks, 2 days, 22 hours, 52 minutes, 13 seconds.
• To count from 1 to 21,423,133 would take you about twenty-two 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 21423133 cubic inches would be around 23.1 feet tall.

Recreational maths with 21423133

• 21423133 backwards is 33132412
• The number of decimal digits it has is: 8
• The sum of 21423133's digits is 19
• More coming soon!