2168

Names of 2168

• Cardinal: 2168 can be written as Two thousand, one hundred sixty-eight.

Scientific notation

• Scientific notation: 2.168 × 10³

Factors of 2168

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 4
• Sum of prime factors: 273

Divisors of 2168

• Number of divisors d(n): 8
• Complete list of divisors:
  1 2 4 8 271 542 1084 2168
• Sum of all divisors σ(n): 4080
• Sum of proper divisors (its aliquot sum) s(n): 1912
• 2168 is a deficient number, because the sum of its proper divisors (1912) is less than itself. Its deficiency is 256

Bases of 2168

• Binary: 100001111000₂
• Hexadecimal: 0x878
• Base-36: 1O8

Squares and roots of 2168

• 2168 squared (2168²) is 4700224
• 2168 cubed (2168³) is 10190085632
• The square root of 2168 is 46.5617869073
• The cube root of 2168 is 12.9425472539

Scales and comparisons

• 2,168 seconds is equal to 36 minutes, 8 seconds.
• To count from 1 to 2,168 would take you about thirty-six 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 2168 cubic inches would be around 1.1 feet tall.

Recreational maths with 2168

• 2168 backwards is 8612
• The number of decimal digits it has is: 4
• The sum of 2168's digits is 17
• More coming soon!