220438

Names of 220438

• Cardinal: 220438 can be written as Two hundred twenty thousand, four hundred thirty-eight.

Scientific notation

• Scientific notation: 2.20438 × 10⁵

Factors of 220438

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 5822

Divisors of 220438

• Number of divisors d(n): 8
• Complete list of divisors:
  1 2 19 38 5801 11602 110219 220438
• Sum of all divisors σ(n): 348120
• Sum of proper divisors (its aliquot sum) s(n): 127682
• 220438 is a deficient number, because the sum of its proper divisors (127682) is less than itself. Its deficiency is 92756

Bases of 220438

• Binary: 110101110100010110₂
• Hexadecimal: 0x35D16
• Base-36: 4Q3A

Squares and roots of 220438

• 220438 squared (220438²) is 48592911844
• 220438 cubed (220438³) is 10711724301067672
• The square root of 220438 is 469.5082533885
• The cube root of 220438 is 60.4081432817

Scales and comparisons

• 220,438 seconds is equal to 2 days, 13 hours, 13 minutes, 58 seconds.
• To count from 1 to 220,438 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 220438 cubic inches would be around 5 feet tall.

Recreational maths with 220438

• 220438 backwards is 834022
• 220438 is a Harshad number.
• The number of decimal digits it has is: 6
• The sum of 220438's digits is 19
• More coming soon!