312 (number)

312 (three hundred [and] twelve) is the natural number following 311 and preceding 313.

Mathematical properties

 * It's an even number.
 * It's a semi perfect number, as it is equal to the sum of some or all of its divisors.
 * It's a Idoneal number.
 * It is a Harshad number, as it is divisible by the sum of its digits.
 * It's part of the Pythagorean triplets
 * It's a practical number.