It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 55 508 is not a prime number.
For example, 55 508 can be divided by 2: 55 508 / 2 = 27 754.
For 55 508 to be a prime number, it would have been required that 55 508 has only two divisors, i.e., itself and 1.
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55 508 is an even number, because it is evenly divisible by 2: 55 508 / 2 = 27 754.
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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 55 508 is about 235.601.
Thus, the square root of 55 508 is not an integer, and therefore 55 508 is not a square number.
The square of a number (here 55 508) is the result of the product of this number (55 508) by itself (i.e., 55 508 × 55 508); the square of 55 508 is sometimes called "raising 55 508 to the power 2", or "55 508 squared".
The square of 55 508 is 3 081 138 064 because 55 508 × 55 508 = 55 5082 = 3 081 138 064.
As a consequence, 55 508 is the square root of 3 081 138 064.
The multiples of 55 508 are all integers evenly divisible by 55 508, that is all numbers such that the remainder of the division by 55 508 is zero. There are infinitely many multiples of 55 508. The smallest multiples of 55 508 are: