It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 118 136 is not a prime number.
For example, 118 136 can be divided by 2: 118 136 / 2 = 59 068.
For 118 136 to be a prime number, it would have been required that 118 136 has only two divisors, i.e., itself and 1.
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118 136 is an even number, because it is evenly divisible by 2: 118 136 / 2 = 59 068.
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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 118 136 is about 343.709.
Thus, the square root of 118 136 is not an integer, and therefore 118 136 is not a square number.
The square of a number (here 118 136) is the result of the product of this number (118 136) by itself (i.e., 118 136 × 118 136); the square of 118 136 is sometimes called "raising 118 136 to the power 2", or "118 136 squared".
The square of 118 136 is 13 956 114 496 because 118 136 × 118 136 = 118 1362 = 13 956 114 496.
As a consequence, 118 136 is the square root of 13 956 114 496.
The multiples of 118 136 are all integers evenly divisible by 118 136, that is all numbers such that the remainder of the division by 118 136 is zero. There are infinitely many multiples of 118 136. The smallest multiples of 118 136 are: