42003

Names of 42003

• Cardinal: 42003 can be written as Forty-two thousand and three.

Scientific notation

• Scientific notation: 4.2003 × 10⁴

Factors of 42003

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 4
• Sum of prime factors: 375

Divisors of 42003

• Number of divisors d(n): 12
• Complete list of divisors:
  1 3 9 13 39 117 359 1077 3231 4667 14001 42003
• Sum of all divisors σ(n): 65520
• Sum of proper divisors (its aliquot sum) s(n): 23517
• 42003 is a deficient number, because the sum of its proper divisors (23517) is less than itself. Its deficiency is 18486

Bases of 42003

• Binary: 1010010000010011₂
• Hexadecimal: 0xA413
• Base-36: WER

Squares and roots of 42003

• 42003 squared (42003²) is 1764252009
• 42003 cubed (42003³) is 74103877134027
• The square root of 42003 is 204.9463344391
• The cube root of 42003 is 34.7610940545

Scales and comparisons

• 42,003 seconds is equal to 11 hours, 40 minutes, 3 seconds.
• To count from 1 to 42,003 would take you about eleven 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 42003 cubic inches would be around 2.9 feet tall.

Recreational maths with 42003

• 42003 backwards is 30024
• 42003 is a Harshad number.
• The number of decimal digits it has is: 5
• The sum of 42003's digits is 9
• More coming soon!