It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 130 144 is not a prime number.
For example, 130 144 can be divided by 2: 130 144 / 2 = 65 072.
For 130 144 to be a prime number, it would have been required that 130 144 has only two divisors, i.e., itself and 1.
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130 144 is an even number, because it is evenly divisible by 2: 130 144 / 2 = 65 072.
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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 130 144 is about 360.755.
Thus, the square root of 130 144 is not an integer, and therefore 130 144 is not a square number.
The square of a number (here 130 144) is the result of the product of this number (130 144) by itself (i.e., 130 144 × 130 144); the square of 130 144 is sometimes called "raising 130 144 to the power 2", or "130 144 squared".
The square of 130 144 is 16 937 460 736 because 130 144 × 130 144 = 130 1442 = 16 937 460 736.
As a consequence, 130 144 is the square root of 16 937 460 736.
The multiples of 130 144 are all integers evenly divisible by 130 144, that is all numbers such that the remainder of the division by 130 144 is zero. There are infinitely many multiples of 130 144. The smallest multiples of 130 144 are: