It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 488 684 is not a prime number.
For example, 488 684 can be divided by 2: 488 684 / 2 = 244 342.
For 488 684 to be a prime number, it would have been required that 488 684 has only two divisors, i.e., itself and 1.
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488 684 is an even number, because it is evenly divisible by 2: 488 684 / 2 = 244 342.
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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 488 684 is about 699.059.
Thus, the square root of 488 684 is not an integer, and therefore 488 684 is not a square number.
The square of a number (here 488 684) is the result of the product of this number (488 684) by itself (i.e., 488 684 × 488 684); the square of 488 684 is sometimes called "raising 488 684 to the power 2", or "488 684 squared".
The square of 488 684 is 238 812 051 856 because 488 684 × 488 684 = 488 6842 = 238 812 051 856.
As a consequence, 488 684 is the square root of 238 812 051 856.
The multiples of 488 684 are all integers evenly divisible by 488 684, that is all numbers such that the remainder of the division by 488 684 is zero. There are infinitely many multiples of 488 684. The smallest multiples of 488 684 are: