It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 788 748 is not a prime number.
For example, 788 748 can be divided by 2: 788 748 / 2 = 394 374.
For 788 748 to be a prime number, it would have been required that 788 748 has only two divisors, i.e., itself and 1.
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788 748 is an even number, because it is evenly divisible by 2: 788 748 / 2 = 394 374.
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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 788 748 is about 888.115.
Thus, the square root of 788 748 is not an integer, and therefore 788 748 is not a square number.
The square of a number (here 788 748) is the result of the product of this number (788 748) by itself (i.e., 788 748 × 788 748); the square of 788 748 is sometimes called "raising 788 748 to the power 2", or "788 748 squared".
The square of 788 748 is 622 123 407 504 because 788 748 × 788 748 = 788 7482 = 622 123 407 504.
As a consequence, 788 748 is the square root of 622 123 407 504.
The multiples of 788 748 are all integers evenly divisible by 788 748, that is all numbers such that the remainder of the division by 788 748 is zero. There are infinitely many multiples of 788 748. The smallest multiples of 788 748 are: