3925

Names of 3925

• Cardinal: 3925 can be written as Three thousand, nine hundred twenty-five.

Scientific notation

• Scientific notation: 3.925 × 10³

Factors of 3925

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 162

Divisors of 3925

• Number of divisors d(n): 6
• Complete list of divisors:
  1 5 25 157 785 3925
• Sum of all divisors σ(n): 4898
• Sum of proper divisors (its aliquot sum) s(n): 973
• 3925 is a deficient number, because the sum of its proper divisors (973) is less than itself. Its deficiency is 2952

Bases of 3925

• Binary: 111101010101₂
• Hexadecimal: 0xF55
• Base-36: 311

Squares and roots of 3925

• 3925 squared (3925²) is 15405625
• 3925 cubed (3925³) is 60467078125
• The square root of 3925 is 62.6498204307
• The cube root of 3925 is 15.7741713345

Scales and comparisons

• 3,925 seconds is equal to 1 hour, 5 minutes, 25 seconds.
• To count from 1 to 3,925 would take you about five 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 3925 cubic inches would be around 1.3 feet tall.

Recreational maths with 3925

• 3925 backwards is 5293
• The number of decimal digits it has is: 4
• The sum of 3925's digits is 19
• More coming soon!