28297

Names of 28297

• Cardinal: 28297 can be written as Twenty-eight thousand, two hundred ninety-seven.

Scientific notation

• Scientific notation: 2.8297 × 10⁴

Factors of 28297

• Number of distinct prime factors ω(n): 1
• Total number of prime factors Ω(n): 1
• Sum of prime factors: 28297

Divisors of 28297

• Number of divisors d(n): 2
• Complete list of divisors:
  1 28297
• Sum of all divisors σ(n): 28298
• Sum of proper divisors (its aliquot sum) s(n): 1
• 28297 is a deficient number, because the sum of its proper divisors (1) is less than itself. Its deficiency is 28296

Bases of 28297

• Binary: 110111010001001₂
• Hexadecimal: 0x6E89
• Base-36: LU1

Squares and roots of 28297

• 28297 squared (28297²) is 800720209
• 28297 cubed (28297³) is 22657979754073
• The square root of 28297 is 168.2171216019
• The cube root of 28297 is 30.4728774377

Scales and comparisons

• 28,297 seconds is equal to 7 hours, 51 minutes, 37 seconds.
• To count from 1 to 28,297 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 28297 cubic inches would be around 2.5 feet tall.

Recreational maths with 28297

• 28297 backwards is 79282
• The number of decimal digits it has is: 5
• The sum of 28297's digits is 28
• More coming soon!