What is 44?

Here's some information about the number 44:

• Number Theory: 44 is a composite number. Its divisors are 1, 2, 4, 11, 22, and 44. It is also an even number.

• Mathematics: 44 is the sum of the first 6 terms in the series 2, 5, 8, 11... It can be expressed as the sum of two squares: 44 = 2² + (2√10)²

• Science: The atomic number of Ruthenium (Ru) is 44.

• Popular Culture: +44 is the international dialing code for the United Kingdom. Also, "+44" is the name of a band formed by members of Blink-182.