It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 764 242 is not a prime number.
For example, 764 242 can be divided by 2: 764 242 / 2 = 382 121.
For 764 242 to be a prime number, it would have been required that 764 242 has only two divisors, i.e., itself and 1.
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764 242 is an even number, because it is evenly divisible by 2: 764 242 / 2 = 382 121.
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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 764 242 is about 874.209.
Thus, the square root of 764 242 is not an integer, and therefore 764 242 is not a square number.
The square of a number (here 764 242) is the result of the product of this number (764 242) by itself (i.e., 764 242 × 764 242); the square of 764 242 is sometimes called "raising 764 242 to the power 2", or "764 242 squared".
The square of 764 242 is 584 065 834 564 because 764 242 × 764 242 = 764 2422 = 584 065 834 564.
As a consequence, 764 242 is the square root of 584 065 834 564.
The multiples of 764 242 are all integers evenly divisible by 764 242, that is all numbers such that the remainder of the division by 764 242 is zero. There are infinitely many multiples of 764 242. The smallest multiples of 764 242 are: