30969

Names of 30969

• Cardinal: 30969 can be written as Thirty thousand, nine hundred sixty-nine.

Scientific notation

• Scientific notation: 3.0969 × 10⁴

Factors of 30969

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 71

Divisors of 30969

• Number of divisors d(n): 16
• Complete list of divisors:
  1 3 9 27 31 37 93 111 279 333 837 999 1147 3441 10323 30969
• Sum of all divisors σ(n): 48640
• Sum of proper divisors (its aliquot sum) s(n): 17671
• 30969 is a deficient number, because the sum of its proper divisors (17671) is less than itself. Its deficiency is 13298

Bases of 30969

• Binary: 111100011111001₂
• Hexadecimal: 0x78F9
• Base-36: NW9

Squares and roots of 30969

• 30969 squared (30969²) is 959078961
• 30969 cubed (30969³) is 29701716343209
• The square root of 30969 is 175.9801125127
• The cube root of 30969 is 31.4033317627

Scales and comparisons

• 30,969 seconds is equal to 8 hours, 36 minutes, 9 seconds.
• To count from 1 to 30,969 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 30969 cubic inches would be around 2.6 feet tall.

Recreational maths with 30969

• 30969 backwards is 96903
• 30969 is a Harshad number.
• The number of decimal digits it has is: 5
• The sum of 30969's digits is 27
• More coming soon!