142189

Names of 142189

• Cardinal: 142189 can be written as One hundred forty-two thousand, one hundred eighty-nine.

Scientific notation

• Scientific notation: 1.42189 × 10⁵

Factors of 142189

• Number of distinct prime factors ω(n): 1
• Total number of prime factors Ω(n): 1
• Sum of prime factors: 142189

Divisors of 142189

• Number of divisors d(n): 2
• Complete list of divisors:
  1 142189
• Sum of all divisors σ(n): 142190
• Sum of proper divisors (its aliquot sum) s(n): 1
• 142189 is a deficient number, because the sum of its proper divisors (1) is less than itself. Its deficiency is 142188

Bases of 142189

• Binary: 100010101101101101₂
• Hexadecimal: 0x22B6D
• Base-36: 31PP

Squares and roots of 142189

• 142189 squared (142189²) is 20217711721
• 142189 cubed (142189³) is 2874736211897269
• The square root of 142189 is 377.0795672003
• The cube root of 142189 is 52.1941705053

Scales and comparisons

• 142,189 seconds is equal to 1 day, 15 hours, 29 minutes, 49 seconds.
• To count from 1 to 142,189 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 142189 cubic inches would be around 4.3 feet tall.

Recreational maths with 142189

• 142189 backwards is 981241
• The number of decimal digits it has is: 6
• The sum of 142189's digits is 25
• More coming soon!