It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 488 439 is not a prime number.
For example, 488 439 can be divided by 3: 488 439 / 3 = 162 813.
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For 488 439 to be a prime number, it would have been required that 488 439 has only two divisors, i.e., itself and 1.
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488 439 is an odd number, because it is not evenly divisible by 2.
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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 488 439 is about 698.884.
Thus, the square root of 488 439 is not an integer, and therefore 488 439 is not a square number.
The square of a number (here 488 439) is the result of the product of this number (488 439) by itself (i.e., 488 439 × 488 439); the square of 488 439 is sometimes called "raising 488 439 to the power 2", or "488 439 squared".
The square of 488 439 is 238 572 656 721 because 488 439 × 488 439 = 488 4392 = 238 572 656 721.
As a consequence, 488 439 is the square root of 238 572 656 721.
The multiples of 488 439 are all integers evenly divisible by 488 439, that is all numbers such that the remainder of the division by 488 439 is zero. There are infinitely many multiples of 488 439. The smallest multiples of 488 439 are: