It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 490 269 is not a prime number.
For example, 490 269 can be divided by 3: 490 269 / 3 = 163 423.
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For 490 269 to be a prime number, it would have been required that 490 269 has only two divisors, i.e., itself and 1.
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490 269 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 490 269 is about 700.192.
Thus, the square root of 490 269 is not an integer, and therefore 490 269 is not a square number.
The square of a number (here 490 269) is the result of the product of this number (490 269) by itself (i.e., 490 269 × 490 269); the square of 490 269 is sometimes called "raising 490 269 to the power 2", or "490 269 squared".
The square of 490 269 is 240 363 692 361 because 490 269 × 490 269 = 490 2692 = 240 363 692 361.
As a consequence, 490 269 is the square root of 240 363 692 361.
The multiples of 490 269 are all integers evenly divisible by 490 269, that is all numbers such that the remainder of the division by 490 269 is zero. There are infinitely many multiples of 490 269. The smallest multiples of 490 269 are: