72222

Names of 72222

• Cardinal: 72222 can be written as Seventy-two thousand, two hundred twenty-two.

Scientific notation

• Scientific notation: 7.2222 × 10⁴

Factors of 72222

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 12042

Divisors of 72222

• Number of divisors d(n): 8
• Complete list of divisors:
  1 2 3 6 12037 24074 36111 72222
• Sum of all divisors σ(n): 144456
• Sum of proper divisors (its aliquot sum) s(n): 72234
• 72222 is an abundant number, because the sum of its proper divisors (72234) is greater than itself. Its abundance is 12

Bases of 72222

• Binary: 10001101000011110₂
• Hexadecimal: 0x11A1E
• Base-36: 1JQ6

Squares and roots of 72222

• 72222 squared (72222²) is 5216017284
• 72222 cubed (72222³) is 376711200285048
• The square root of 72222 is 268.7415114941
• The cube root of 72222 is 41.6443898697

Scales and comparisons

• 72,222 seconds is equal to 20 hours, 3 minutes, 42 seconds.
• To count from 1 to 72,222 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 72222 cubic inches would be around 3.5 feet tall.

Recreational maths with 72222

• 72222 backwards is 22227
• The number of decimal digits it has is: 5
• The sum of 72222's digits is 15
• More coming soon!