It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 118 628 is not a prime number.
For example, 118 628 can be divided by 2: 118 628 / 2 = 59 314.
For 118 628 to be a prime number, it would have been required that 118 628 has only two divisors, i.e., itself and 1.
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118 628 is an even number, because it is evenly divisible by 2: 118 628 / 2 = 59 314.
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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 118 628 is about 344.424.
Thus, the square root of 118 628 is not an integer, and therefore 118 628 is not a square number.
The square of a number (here 118 628) is the result of the product of this number (118 628) by itself (i.e., 118 628 × 118 628); the square of 118 628 is sometimes called "raising 118 628 to the power 2", or "118 628 squared".
The square of 118 628 is 14 072 602 384 because 118 628 × 118 628 = 118 6282 = 14 072 602 384.
As a consequence, 118 628 is the square root of 14 072 602 384.
The multiples of 118 628 are all integers evenly divisible by 118 628, that is all numbers such that the remainder of the division by 118 628 is zero. There are infinitely many multiples of 118 628. The smallest multiples of 118 628 are: