It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 130 512 is not a prime number.
For example, 130 512 can be divided by 2: 130 512 / 2 = 65 256.
For 130 512 to be a prime number, it would have been required that 130 512 has only two divisors, i.e., itself and 1.
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130 512 is an even number, because it is evenly divisible by 2: 130 512 / 2 = 65 256.
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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 130 512 is about 361.264.
Thus, the square root of 130 512 is not an integer, and therefore 130 512 is not a square number.
The square of a number (here 130 512) is the result of the product of this number (130 512) by itself (i.e., 130 512 × 130 512); the square of 130 512 is sometimes called "raising 130 512 to the power 2", or "130 512 squared".
The square of 130 512 is 17 033 382 144 because 130 512 × 130 512 = 130 5122 = 17 033 382 144.
As a consequence, 130 512 is the square root of 17 033 382 144.
The multiples of 130 512 are all integers evenly divisible by 130 512, that is all numbers such that the remainder of the division by 130 512 is zero. There are infinitely many multiples of 130 512. The smallest multiples of 130 512 are: