It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 413 042 is not a prime number.
For example, 413 042 can be divided by 2: 413 042 / 2 = 206 521.
For 413 042 to be a prime number, it would have been required that 413 042 has only two divisors, i.e., itself and 1.
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413 042 is an even number, because it is evenly divisible by 2: 413 042 / 2 = 206 521.
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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 413 042 is about 642.683.
Thus, the square root of 413 042 is not an integer, and therefore 413 042 is not a square number.
The square of a number (here 413 042) is the result of the product of this number (413 042) by itself (i.e., 413 042 × 413 042); the square of 413 042 is sometimes called "raising 413 042 to the power 2", or "413 042 squared".
The square of 413 042 is 170 603 693 764 because 413 042 × 413 042 = 413 0422 = 170 603 693 764.
As a consequence, 413 042 is the square root of 170 603 693 764.
The multiples of 413 042 are all integers evenly divisible by 413 042, that is all numbers such that the remainder of the division by 413 042 is zero. There are infinitely many multiples of 413 042. The smallest multiples of 413 042 are: