142442

Names of 142442

• Cardinal: 142442 can be written as One hundred forty-two thousand, four hundred forty-two.

Scientific notation

• Scientific notation: 1.42442 × 10⁵

Factors of 142442

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 1132

Divisors of 142442

• Number of divisors d(n): 8
• Complete list of divisors:
  1 2 67 134 1063 2126 71221 142442
• Sum of all divisors σ(n): 217056
• Sum of proper divisors (its aliquot sum) s(n): 74614
• 142442 is a deficient number, because the sum of its proper divisors (74614) is less than itself. Its deficiency is 67828

Bases of 142442

• Binary: 100010110001101010₂
• Hexadecimal: 0x22C6A
• Base-36: 31WQ

Squares and roots of 142442

• 142442 squared (142442²) is 20289723364
• 142442 cubed (142442³) is 2890108775414888
• The square root of 142442 is 377.4148910683
• The cube root of 142442 is 52.2251089061

Scales and comparisons

• 142,442 seconds is equal to 1 day, 15 hours, 34 minutes, 2 seconds.
• To count from 1 to 142,442 would take you about fifteen 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 142442 cubic inches would be around 4.4 feet tall.

Recreational maths with 142442

• 142442 backwards is 244241
• The number of decimal digits it has is: 6
• The sum of 142442's digits is 17
• More coming soon!