It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 490 444 is not a prime number.
For example, 490 444 can be divided by 2: 490 444 / 2 = 245 222.
For 490 444 to be a prime number, it would have been required that 490 444 has only two divisors, i.e., itself and 1.
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490 444 is an even number, because it is evenly divisible by 2: 490 444 / 2 = 245 222.
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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 490 444 is about 700.317.
Thus, the square root of 490 444 is not an integer, and therefore 490 444 is not a square number.
The square of a number (here 490 444) is the result of the product of this number (490 444) by itself (i.e., 490 444 × 490 444); the square of 490 444 is sometimes called "raising 490 444 to the power 2", or "490 444 squared".
The square of 490 444 is 240 535 317 136 because 490 444 × 490 444 = 490 4442 = 240 535 317 136.
As a consequence, 490 444 is the square root of 240 535 317 136.
The multiples of 490 444 are all integers evenly divisible by 490 444, that is all numbers such that the remainder of the division by 490 444 is zero. There are infinitely many multiples of 490 444. The smallest multiples of 490 444 are: