It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 118 488 is not a prime number.
For example, 118 488 can be divided by 2: 118 488 / 2 = 59 244.
For 118 488 to be a prime number, it would have been required that 118 488 has only two divisors, i.e., itself and 1.
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118 488 is an even number, because it is evenly divisible by 2: 118 488 / 2 = 59 244.
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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 118 488 is about 344.221.
Thus, the square root of 118 488 is not an integer, and therefore 118 488 is not a square number.
The square of a number (here 118 488) is the result of the product of this number (118 488) by itself (i.e., 118 488 × 118 488); the square of 118 488 is sometimes called "raising 118 488 to the power 2", or "118 488 squared".
The square of 118 488 is 14 039 406 144 because 118 488 × 118 488 = 118 4882 = 14 039 406 144.
As a consequence, 118 488 is the square root of 14 039 406 144.
The multiples of 118 488 are all integers evenly divisible by 118 488, that is all numbers such that the remainder of the division by 118 488 is zero. There are infinitely many multiples of 118 488. The smallest multiples of 118 488 are: