143890

Names of 143890

• Cardinal: 143890 can be written as One hundred forty-three thousand, eight hundred ninety.

Scientific notation

• Scientific notation: 1.4389 × 10⁵

Factors of 143890

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 14396

Divisors of 143890

• Number of divisors d(n): 8
• Complete list of divisors:
  1 2 5 10 14389 28778 71945 143890
• Sum of all divisors σ(n): 259020
• Sum of proper divisors (its aliquot sum) s(n): 115130
• 143890 is a deficient number, because the sum of its proper divisors (115130) is less than itself. Its deficiency is 28760

Bases of 143890

• Binary: 100011001000010010₂
• Hexadecimal: 0x23212
• Base-36: 330Y

Squares and roots of 143890

• 143890 squared (143890²) is 20704332100
• 143890 cubed (143890³) is 2979146345869000
• The square root of 143890 is 379.3283538045
• The cube root of 143890 is 52.4014781161

Scales and comparisons

• 143,890 seconds is equal to 1 day, 15 hours, 58 minutes, 10 seconds.
• To count from 1 to 143,890 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 143890 cubic inches would be around 4.4 feet tall.

Recreational maths with 143890

• 143890 backwards is 098341
• The number of decimal digits it has is: 6
• The sum of 143890's digits is 25
• More coming soon!