It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 748 744 is not a prime number.
For example, 748 744 can be divided by 2: 748 744 / 2 = 374 372.
For 748 744 to be a prime number, it would have been required that 748 744 has only two divisors, i.e., itself and 1.
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748 744 is an even number, because it is evenly divisible by 2: 748 744 / 2 = 374 372.
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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 748 744 is about 865.300.
Thus, the square root of 748 744 is not an integer, and therefore 748 744 is not a square number.
The square of a number (here 748 744) is the result of the product of this number (748 744) by itself (i.e., 748 744 × 748 744); the square of 748 744 is sometimes called "raising 748 744 to the power 2", or "748 744 squared".
The square of 748 744 is 560 617 577 536 because 748 744 × 748 744 = 748 7442 = 560 617 577 536.
As a consequence, 748 744 is the square root of 560 617 577 536.
The multiples of 748 744 are all integers evenly divisible by 748 744, that is all numbers such that the remainder of the division by 748 744 is zero. There are infinitely many multiples of 748 744. The smallest multiples of 748 744 are: