142800442

Names of 142800442

• Cardinal: 142800442 can be written as One hundred forty-two million, eight hundred thousand, four hundred forty-two.

Scientific notation

• Scientific notation: 1.42800442 × 10⁸

Factors of 142800442

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 4200032

Divisors of 142800442

• Number of divisors d(n): 8
• Complete list of divisors:
  1 2 17 34 4200013 8400026 71400221 142800442
• Sum of all divisors σ(n): 226800756
• Sum of proper divisors (its aliquot sum) s(n): 84000314
• 142800442 is a deficient number, because the sum of its proper divisors (84000314) is less than itself. Its deficiency is 58800128

Bases of 142800442

• Binary: 1000100000101111011000111010₂
• Hexadecimal: 0x882F63A
• Base-36: 2D0PIY

Squares and roots of 142800442

• 142800442 squared (142800442²) is 20391966235395364
• 142800442 cubed (142800442³) is 2911981791663534023950888
• The square root of 142800442 is 11949.9138909031
• The cube root of 142800442 is 522.6887874989

Scales and comparisons

• 142,800,442 seconds is equal to 4 years, 28 weeks, 18 hours, 47 minutes, 22 seconds.
• To count from 1 to 142,800,442 would take you about six years!

  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 142800442 cubic inches would be around 43.6 feet tall.

Recreational maths with 142800442

• 142800442 backwards is 244008241
• The number of decimal digits it has is: 9
• The sum of 142800442's digits is 25
• More coming soon!