It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 112 018 is not a prime number.
For example, 112 018 can be divided by 2: 112 018 / 2 = 56 009.
For 112 018 to be a prime number, it would have been required that 112 018 has only two divisors, i.e., itself and 1.
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112 018 is an even number, because it is evenly divisible by 2: 112 018 / 2 = 56 009.
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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 112 018 is about 334.691.
Thus, the square root of 112 018 is not an integer, and therefore 112 018 is not a square number.
The square of a number (here 112 018) is the result of the product of this number (112 018) by itself (i.e., 112 018 × 112 018); the square of 112 018 is sometimes called "raising 112 018 to the power 2", or "112 018 squared".
The square of 112 018 is 12 548 032 324 because 112 018 × 112 018 = 112 0182 = 12 548 032 324.
As a consequence, 112 018 is the square root of 12 548 032 324.
The multiples of 112 018 are all integers evenly divisible by 112 018, that is all numbers such that the remainder of the division by 112 018 is zero. There are infinitely many multiples of 112 018. The smallest multiples of 112 018 are: