72340

Names of 72340

• Cardinal: 72340 can be written as Seventy-two thousand, three hundred forty.

Scientific notation

• Scientific notation: 7.234 × 10⁴

Factors of 72340

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 4
• Sum of prime factors: 3624

Divisors of 72340

• Number of divisors d(n): 12
• Complete list of divisors:
  1 2 4 5 10 20 3617 7234 14468 18085 36170 72340
• Sum of all divisors σ(n): 151956
• Sum of proper divisors (its aliquot sum) s(n): 79616
• 72340 is an abundant number, because the sum of its proper divisors (79616) is greater than itself. Its abundance is 7276

Bases of 72340

• Binary: 10001101010010100₂
• Hexadecimal: 0x11A94
• Base-36: 1JTG

Squares and roots of 72340

• 72340 squared (72340²) is 5233075600
• 72340 cubed (72340³) is 378560688904000
• The square root of 72340 is 268.9609637103
• The cube root of 72340 is 41.6670577741

Scales and comparisons

• 72,340 seconds is equal to 20 hours, 5 minutes, 40 seconds.
• To count from 1 to 72,340 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 72340 cubic inches would be around 3.5 feet tall.

Recreational maths with 72340

• 72340 backwards is 04327
• The number of decimal digits it has is: 5
• The sum of 72340's digits is 16
• More coming soon!