28019

Names of 28019

• Cardinal: 28019 can be written as Twenty-eight thousand and nineteen.

Scientific notation

• Scientific notation: 2.8019 × 10⁴

Factors of 28019

• Number of distinct prime factors ω(n): 1
• Total number of prime factors Ω(n): 1
• Sum of prime factors: 28019

Divisors of 28019

• Number of divisors d(n): 2
• Complete list of divisors:
  1 28019
• Sum of all divisors σ(n): 28020
• Sum of proper divisors (its aliquot sum) s(n): 1
• 28019 is a deficient number, because the sum of its proper divisors (1) is less than itself. Its deficiency is 28018

Bases of 28019

• Binary: 110110101110011₂
• Hexadecimal: 0x6D73
• Base-36: LMB

Squares and roots of 28019

• 28019 squared (28019²) is 785064361
• 28019 cubed (28019³) is 21996718330859
• The square root of 28019 is 167.3887690379
• The cube root of 28019 is 30.3727566409

Scales and comparisons

• 28,019 seconds is equal to 7 hours, 46 minutes, 59 seconds.
• To count from 1 to 28,019 would take you about seven 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 28019 cubic inches would be around 2.5 feet tall.

Recreational maths with 28019

• 28019 backwards is 91082
• The number of decimal digits it has is: 5
• The sum of 28019's digits is 20
• More coming soon!