It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 512 474 is not a prime number.
For example, 512 474 can be divided by 2: 512 474 / 2 = 256 237.
For 512 474 to be a prime number, it would have been required that 512 474 has only two divisors, i.e., itself and 1.
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512 474 is an even number, because it is evenly divisible by 2: 512 474 / 2 = 256 237.
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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 512 474 is about 715.873.
Thus, the square root of 512 474 is not an integer, and therefore 512 474 is not a square number.
The square of a number (here 512 474) is the result of the product of this number (512 474) by itself (i.e., 512 474 × 512 474); the square of 512 474 is sometimes called "raising 512 474 to the power 2", or "512 474 squared".
The square of 512 474 is 262 629 600 676 because 512 474 × 512 474 = 512 4742 = 262 629 600 676.
As a consequence, 512 474 is the square root of 262 629 600 676.
The multiples of 512 474 are all integers evenly divisible by 512 474, that is all numbers such that the remainder of the division by 512 474 is zero. There are infinitely many multiples of 512 474. The smallest multiples of 512 474 are: