28148

Names of 28148

• Cardinal: 28148 can be written as Twenty-eight thousand, one hundred forty-eight.

Scientific notation

• Scientific notation: 2.8148 × 10⁴

Factors of 28148

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 4
• Sum of prime factors: 260

Divisors of 28148

• Number of divisors d(n): 12
• Complete list of divisors:
  1 2 4 31 62 124 227 454 908 7037 14074 28148
• Sum of all divisors σ(n): 51072
• Sum of proper divisors (its aliquot sum) s(n): 22924
• 28148 is a deficient number, because the sum of its proper divisors (22924) is less than itself. Its deficiency is 5224

Bases of 28148

• Binary: 110110111110100₂
• Hexadecimal: 0x6DF4
• Base-36: LPW

Squares and roots of 28148

• 28148 squared (28148²) is 792309904
• 28148 cubed (28148³) is 22301939177792
• The square root of 28148 is 167.7736570503
• The cube root of 28148 is 30.4192975353

Scales and comparisons

• 28,148 seconds is equal to 7 hours, 49 minutes, 8 seconds.
• To count from 1 to 28,148 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 28148 cubic inches would be around 2.5 feet tall.

Recreational maths with 28148

• 28148 backwards is 84182
• The number of decimal digits it has is: 5
• The sum of 28148's digits is 23
• More coming soon!