2740

Names of 2740

• Cardinal: 2740 can be written as Two thousand, seven hundred forty.

Scientific notation

• Scientific notation: 2.74 × 10³

Factors of 2740

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 4
• Sum of prime factors: 144

Divisors of 2740

• Number of divisors d(n): 12
• Complete list of divisors:
  1 2 4 5 10 20 137 274 548 685 1370 2740
• Sum of all divisors σ(n): 5796
• Sum of proper divisors (its aliquot sum) s(n): 3056
• 2740 is an abundant number, because the sum of its proper divisors (3056) is greater than itself. Its abundance is 316

Bases of 2740

• Binary: 101010110100₂
• Hexadecimal: 0xAB4
• Base-36: 244

Squares and roots of 2740

• 2740 squared (2740²) is 7507600
• 2740 cubed (2740³) is 20570824000
• The square root of 2740 is 52.3450093133
• The cube root of 2740 is 13.9931939707

Scales and comparisons

• 2,740 seconds is equal to 45 minutes, 40 seconds.
• To count from 1 to 2,740 would take you about forty-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 2740 cubic inches would be around 1.2 feet tall.

Recreational maths with 2740

• 2740 backwards is 0472
• The number of decimal digits it has is: 4
• The sum of 2740's digits is 13
• More coming soon!