875

Names of 875

• Cardinal: 875 can be written as Eight hundred seventy-five.

Scientific notation

• Scientific notation: 8.75 × 10²

Factors of 875

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 4
• Sum of prime factors: 12

Divisors of 875

• Number of divisors d(n): 8
• Complete list of divisors:
  1 5 7 25 35 125 175 875
• Sum of all divisors σ(n): 1248
• Sum of proper divisors (its aliquot sum) s(n): 373
• 875 is a deficient number, because the sum of its proper divisors (373) is less than itself. Its deficiency is 502

Bases of 875

• Binary: 1101101011₂
• Hexadecimal: 0x36B
• Base-36: OB

Squares and roots of 875

• 875 squared (875²) is 765625
• 875 cubed (875³) is 669921875
• The square root of 875 is 29.5803989153
• The cube root of 875 is 9.5646559139

Scales and comparisons

• 875 seconds is equal to 14 minutes, 35 seconds.
• To count from 1 to 875 would take you about seven minutes.

  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 875 cubic inches would be around 0.8 feet tall.

Recreational maths with 875

• 875 backwards is 578
• The number of decimal digits it has is: 3
• The sum of 875's digits is 20
• More coming soon!