It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 130 424 is not a prime number.
For example, 130 424 can be divided by 2: 130 424 / 2 = 65 212.
For 130 424 to be a prime number, it would have been required that 130 424 has only two divisors, i.e., itself and 1.
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130 424 is an even number, because it is evenly divisible by 2: 130 424 / 2 = 65 212.
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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 130 424 is about 361.143.
Thus, the square root of 130 424 is not an integer, and therefore 130 424 is not a square number.
The square of a number (here 130 424) is the result of the product of this number (130 424) by itself (i.e., 130 424 × 130 424); the square of 130 424 is sometimes called "raising 130 424 to the power 2", or "130 424 squared".
The square of 130 424 is 17 010 419 776 because 130 424 × 130 424 = 130 4242 = 17 010 419 776.
As a consequence, 130 424 is the square root of 17 010 419 776.
The multiples of 130 424 are all integers evenly divisible by 130 424, that is all numbers such that the remainder of the division by 130 424 is zero. There are infinitely many multiples of 130 424. The smallest multiples of 130 424 are: