28279

Names of 28279

• Cardinal: 28279 can be written as Twenty-eight thousand, two hundred seventy-nine.

Scientific notation

• Scientific notation: 2.8279 × 10⁴

Factors of 28279

• Number of distinct prime factors ω(n): 1
• Total number of prime factors Ω(n): 1
• Sum of prime factors: 28279

Divisors of 28279

• Number of divisors d(n): 2
• Complete list of divisors:
  1 28279
• Sum of all divisors σ(n): 28280
• Sum of proper divisors (its aliquot sum) s(n): 1
• 28279 is a deficient number, because the sum of its proper divisors (1) is less than itself. Its deficiency is 28278

Bases of 28279

• Binary: 110111001110111₂
• Hexadecimal: 0x6E77
• Base-36: LTJ

Squares and roots of 28279

• 28279 squared (28279²) is 799701841
• 28279 cubed (28279³) is 22614768361639
• The square root of 28279 is 168.1636108081
• The cube root of 28279 is 30.4664147015

Scales and comparisons

• 28,279 seconds is equal to 7 hours, 51 minutes, 19 seconds.
• To count from 1 to 28,279 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 28279 cubic inches would be around 2.5 feet tall.

Recreational maths with 28279

• 28279 backwards is 97282
• The number of decimal digits it has is: 5
• The sum of 28279's digits is 28
• More coming soon!