It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 132 521 is not a prime number.
For example, 132 521 can be divided by 89: 132 521 / 89 = 1 489.
For 132 521 to be a prime number, it would have been required that 132 521 has only two divisors, i.e., itself and 1.
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132 521 is an odd number, because it is not evenly divisible by 2.
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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 132 521 is about 364.034.
Thus, the square root of 132 521 is not an integer, and therefore 132 521 is not a square number.
The square of a number (here 132 521) is the result of the product of this number (132 521) by itself (i.e., 132 521 × 132 521); the square of 132 521 is sometimes called "raising 132 521 to the power 2", or "132 521 squared".
The square of 132 521 is 17 561 815 441 because 132 521 × 132 521 = 132 5212 = 17 561 815 441.
As a consequence, 132 521 is the square root of 17 561 815 441.
The multiples of 132 521 are all integers evenly divisible by 132 521, that is all numbers such that the remainder of the division by 132 521 is zero. There are infinitely many multiples of 132 521. The smallest multiples of 132 521 are: