22222421

Names of 22222421

• Cardinal: 22222421 can be written as Twenty-two million, two hundred twenty-two thousand, four hundred twenty-one.

Scientific notation

• Scientific notation: 2.2222421 × 10⁷

Factors of 22222421

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 2935

Divisors of 22222421

• Number of divisors d(n): 8
• Complete list of divisors:
  1 13 809 2113 10517 27469 1709417 22222421
• Sum of all divisors σ(n): 23972760
• Sum of proper divisors (its aliquot sum) s(n): 1750339
• 22222421 is a deficient number, because the sum of its proper divisors (1750339) is less than itself. Its deficiency is 20472082

Bases of 22222421

• Binary: 1010100110001011001010101₂
• Hexadecimal: 0x1531655
• Base-36: D8AXH

Squares and roots of 22222421

• 22222421 squared (22222421²) is 493835995101241
• 22222421 cubed (22222421³) is 10974231388093715124461
• The square root of 22222421 is 4714.0662914303
• The cube root of 22222421 is 281.1450600431

Scales and comparisons

• 22,222,421 seconds is equal to 36 weeks, 5 days, 4 hours, 53 minutes, 41 seconds.
• To count from 1 to 22,222,421 would take you about three weeks!

  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 22222421 cubic inches would be around 23.4 feet tall.

Recreational maths with 22222421

• 22222421 backwards is 12422222
• The number of decimal digits it has is: 8
• The sum of 22222421's digits is 17
• More coming soon!