It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 237 238 is not a prime number.
For example, 237 238 can be divided by 2: 237 238 / 2 = 118 619.
For 237 238 to be a prime number, it would have been required that 237 238 has only two divisors, i.e., itself and 1.
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237 238 is an even number, because it is evenly divisible by 2: 237 238 / 2 = 118 619.
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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 237 238 is about 487.071.
Thus, the square root of 237 238 is not an integer, and therefore 237 238 is not a square number.
The square of a number (here 237 238) is the result of the product of this number (237 238) by itself (i.e., 237 238 × 237 238); the square of 237 238 is sometimes called "raising 237 238 to the power 2", or "237 238 squared".
The square of 237 238 is 56 281 868 644 because 237 238 × 237 238 = 237 2382 = 56 281 868 644.
As a consequence, 237 238 is the square root of 56 281 868 644.
The multiples of 237 238 are all integers evenly divisible by 237 238, that is all numbers such that the remainder of the division by 237 238 is zero. There are infinitely many multiples of 237 238. The smallest multiples of 237 238 are: