It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 742 304 is not a prime number.
For example, 742 304 can be divided by 2: 742 304 / 2 = 371 152.
For 742 304 to be a prime number, it would have been required that 742 304 has only two divisors, i.e., itself and 1.
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742 304 is an even number, because it is evenly divisible by 2: 742 304 / 2 = 371 152.
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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 742 304 is about 861.571.
Thus, the square root of 742 304 is not an integer, and therefore 742 304 is not a square number.
The square of a number (here 742 304) is the result of the product of this number (742 304) by itself (i.e., 742 304 × 742 304); the square of 742 304 is sometimes called "raising 742 304 to the power 2", or "742 304 squared".
The square of 742 304 is 551 015 228 416 because 742 304 × 742 304 = 742 3042 = 551 015 228 416.
As a consequence, 742 304 is the square root of 551 015 228 416.
The multiples of 742 304 are all integers evenly divisible by 742 304, that is all numbers such that the remainder of the division by 742 304 is zero. There are infinitely many multiples of 742 304. The smallest multiples of 742 304 are: