It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 130 488 is not a prime number.
For example, 130 488 can be divided by 2: 130 488 / 2 = 65 244.
For 130 488 to be a prime number, it would have been required that 130 488 has only two divisors, i.e., itself and 1.
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130 488 is an even number, because it is evenly divisible by 2: 130 488 / 2 = 65 244.
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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 130 488 is about 361.231.
Thus, the square root of 130 488 is not an integer, and therefore 130 488 is not a square number.
The square of a number (here 130 488) is the result of the product of this number (130 488) by itself (i.e., 130 488 × 130 488); the square of 130 488 is sometimes called "raising 130 488 to the power 2", or "130 488 squared".
The square of 130 488 is 17 027 118 144 because 130 488 × 130 488 = 130 4882 = 17 027 118 144.
As a consequence, 130 488 is the square root of 17 027 118 144.
The multiples of 130 488 are all integers evenly divisible by 130 488, that is all numbers such that the remainder of the division by 130 488 is zero. There are infinitely many multiples of 130 488. The smallest multiples of 130 488 are: