It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 112 988 is not a prime number.
For example, 112 988 can be divided by 2: 112 988 / 2 = 56 494.
For 112 988 to be a prime number, it would have been required that 112 988 has only two divisors, i.e., itself and 1.
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112 988 is an even number, because it is evenly divisible by 2: 112 988 / 2 = 56 494.
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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 112 988 is about 336.137.
Thus, the square root of 112 988 is not an integer, and therefore 112 988 is not a square number.
The square of a number (here 112 988) is the result of the product of this number (112 988) by itself (i.e., 112 988 × 112 988); the square of 112 988 is sometimes called "raising 112 988 to the power 2", or "112 988 squared".
The square of 112 988 is 12 766 288 144 because 112 988 × 112 988 = 112 9882 = 12 766 288 144.
As a consequence, 112 988 is the square root of 12 766 288 144.
The multiples of 112 988 are all integers evenly divisible by 112 988, that is all numbers such that the remainder of the division by 112 988 is zero. There are infinitely many multiples of 112 988. The smallest multiples of 112 988 are: