72473

Names of 72473

• Cardinal: 72473 can be written as Seventy-two thousand, four hundred seventy-three.

Scientific notation

• Scientific notation: 7.2473 × 10⁴

Factors of 72473

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 160

Divisors of 72473

• Number of divisors d(n): 6
• Complete list of divisors:
  1 23 137 529 3151 72473
• Sum of all divisors σ(n): 76314
• Sum of proper divisors (its aliquot sum) s(n): 3841
• 72473 is a deficient number, because the sum of its proper divisors (3841) is less than itself. Its deficiency is 68632

Bases of 72473

• Binary: 10001101100011001₂
• Hexadecimal: 0x11B19
• Base-36: 1JX5

Squares and roots of 72473

• 72473 squared (72473²) is 5252335729
• 72473 cubed (72473³) is 380652527287817
• The square root of 72473 is 269.2080979465
• The cube root of 72473 is 41.6925776613

Scales and comparisons

• 72,473 seconds is equal to 20 hours, 7 minutes, 53 seconds.
• To count from 1 to 72,473 would take you about twenty 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 72473 cubic inches would be around 3.5 feet tall.

Recreational maths with 72473

• 72473 backwards is 37427
• 72473 is a Harshad number.
• The number of decimal digits it has is: 5
• The sum of 72473's digits is 23
• More coming soon!