1111

Names of 1111

• Cardinal: 1111 can be written as One thousand, one hundred eleven.

Scientific notation

• Scientific notation: 1.111 × 10³

Factors of 1111

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 2
• Sum of prime factors: 112

Divisors of 1111

• Number of divisors d(n): 4
• Complete list of divisors:
  1 11 101 1111
• Sum of all divisors σ(n): 1224
• Sum of proper divisors (its aliquot sum) s(n): 113
• 1111 is a deficient number, because the sum of its proper divisors (113) is less than itself. Its deficiency is 998

Bases of 1111

• Binary: 10001010111₂
• Hexadecimal: 0x457
• Base-36: UV

Squares and roots of 1111

• 1111 squared (1111²) is 1234321
• 1111 cubed (1111³) is 1371330631
• The square root of 1111 is 33.3316666249
• The cube root of 1111 is 10.3570964269

Scales and comparisons

• 1,111 seconds is equal to 18 minutes, 31 seconds.
• To count from 1 to 1,111 would take you about eighteen 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 1111 cubic inches would be around 0.9 feet tall.

Recreational maths with 1111

• 1111 is the same when its digits are reversed! That makes it a palindromic number.
• The number of decimal digits it has is: 4
• The sum of 1111's digits is 4
• More coming soon!