28955

Names of 28955

• Cardinal: 28955 can be written as Twenty-eight thousand, nine hundred fifty-five.

Scientific notation

• Scientific notation: 2.8955 × 10⁴

Factors of 28955

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 2
• Sum of prime factors: 5796

Divisors of 28955

• Number of divisors d(n): 4
• Complete list of divisors:
  1 5 5791 28955
• Sum of all divisors σ(n): 34752
• Sum of proper divisors (its aliquot sum) s(n): 5797
• 28955 is a deficient number, because the sum of its proper divisors (5797) is less than itself. Its deficiency is 23158

Bases of 28955

• Binary: 111000100011011₂
• Hexadecimal: 0x711B
• Base-36: MCB

Squares and roots of 28955

• 28955 squared (28955²) is 838392025
• 28955 cubed (28955³) is 24275641083875
• The square root of 28955 is 170.1616878149
• The cube root of 28955 is 30.7072687363

Scales and comparisons

• 28,955 seconds is equal to 8 hours, 2 minutes, 35 seconds.
• To count from 1 to 28,955 would take you about eight 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 28955 cubic inches would be around 2.6 feet tall.

Recreational maths with 28955

• 28955 backwards is 55982
• The number of decimal digits it has is: 5
• The sum of 28955's digits is 29
• More coming soon!