It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 112 442 is not a prime number.
For example, 112 442 can be divided by 2: 112 442 / 2 = 56 221.
For 112 442 to be a prime number, it would have been required that 112 442 has only two divisors, i.e., itself and 1.
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112 442 is an even number, because it is evenly divisible by 2: 112 442 / 2 = 56 221.
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A number is a perfect square (or a square number) if its square root is an integer; that is to say, it is the product of an integer with itself. Here, the square root of 112 442 is about 335.324.
Thus, the square root of 112 442 is not an integer, and therefore 112 442 is not a square number.
The square of a number (here 112 442) is the result of the product of this number (112 442) by itself (i.e., 112 442 × 112 442); the square of 112 442 is sometimes called "raising 112 442 to the power 2", or "112 442 squared".
The square of 112 442 is 12 643 203 364 because 112 442 × 112 442 = 112 4422 = 12 643 203 364.
As a consequence, 112 442 is the square root of 12 643 203 364.
The multiples of 112 442 are all integers evenly divisible by 112 442, that is all numbers such that the remainder of the division by 112 442 is zero. There are infinitely many multiples of 112 442. The smallest multiples of 112 442 are: