505409

Names of 505409

• Cardinal: 505409 can be written as Five hundred five thousand, four hundred nine.

Scientific notation

• Scientific notation: 5.05409 × 10⁵

Factors of 505409

• Number of distinct prime factors ω(n): 1
• Total number of prime factors Ω(n): 1
• Sum of prime factors: 505409

Divisors of 505409

• Number of divisors d(n): 2
• Complete list of divisors:
  1 505409
• Sum of all divisors σ(n): 505410
• Sum of proper divisors (its aliquot sum) s(n): 1
• 505409 is a deficient number, because the sum of its proper divisors (1) is less than itself. Its deficiency is 505408

Bases of 505409

• Binary: 1111011011001000001₂
• Hexadecimal: 0x7B641
• Base-36: ATZ5

Squares and roots of 505409

• 505409 squared (505409²) is 255438257281
• 505409 cubed (505409³) is 129100794174132929
• The square root of 505409 is 710.9212333303
• The cube root of 505409 is 79.6552350989

Scales and comparisons

• 505,409 seconds is equal to 5 days, 20 hours, 23 minutes, 29 seconds.
• To count from 1 to 505,409 would take you about five 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 505409 cubic inches would be around 6.6 feet tall.

Recreational maths with 505409

• 505409 backwards is 904505
• 505409 is a twin prime! Its twin is 505411
• The number of decimal digits it has is: 6
• The sum of 505409's digits is 23
• More coming soon!