1868

Names of 1868

• Cardinal: 1868 can be written as One thousand, eight hundred sixty-eight.

Scientific notation

• Scientific notation: 1.868 × 10³

Factors of 1868

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 469

Divisors of 1868

• Number of divisors d(n): 6
• Complete list of divisors:
  1 2 4 467 934 1868
• Sum of all divisors σ(n): 3276
• Sum of proper divisors (its aliquot sum) s(n): 1408
• 1868 is a deficient number, because the sum of its proper divisors (1408) is less than itself. Its deficiency is 460

Bases of 1868

• Binary: 11101001100₂
• Hexadecimal: 0x74C
• Base-36: 1FW

Squares and roots of 1868

• 1868 squared (1868²) is 3489424
• 1868 cubed (1868³) is 6518244032
• The square root of 1868 is 43.2203655699
• The cube root of 1868 is 12.3156959159

Scales and comparisons

• 1,868 seconds is equal to 31 minutes, 8 seconds.
• To count from 1 to 1,868 would take you about thirty-one 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 1868 cubic inches would be around 1 feet tall.

Recreational maths with 1868

• 1868 backwards is 8681
• The number of decimal digits it has is: 4
• The sum of 1868's digits is 23
• More coming soon!