It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 496 402 is not a prime number.
For example, 496 402 can be divided by 2: 496 402 / 2 = 248 201.
For 496 402 to be a prime number, it would have been required that 496 402 has only two divisors, i.e., itself and 1.
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496 402 is an even number, because it is evenly divisible by 2: 496 402 / 2 = 248 201.
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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 496 402 is about 704.558.
Thus, the square root of 496 402 is not an integer, and therefore 496 402 is not a square number.
The square of a number (here 496 402) is the result of the product of this number (496 402) by itself (i.e., 496 402 × 496 402); the square of 496 402 is sometimes called "raising 496 402 to the power 2", or "496 402 squared".
The square of 496 402 is 246 414 945 604 because 496 402 × 496 402 = 496 4022 = 246 414 945 604.
As a consequence, 496 402 is the square root of 246 414 945 604.
The multiples of 496 402 are all integers evenly divisible by 496 402, that is all numbers such that the remainder of the division by 496 402 is zero. There are infinitely many multiples of 496 402. The smallest multiples of 496 402 are: