It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 361 197 is not a prime number.
For example, 361 197 can be divided by 3: 361 197 / 3 = 120 399.
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For 361 197 to be a prime number, it would have been required that 361 197 has only two divisors, i.e., itself and 1.
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361 197 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 361 197 is about 600.997.
Thus, the square root of 361 197 is not an integer, and therefore 361 197 is not a square number.
The square of a number (here 361 197) is the result of the product of this number (361 197) by itself (i.e., 361 197 × 361 197); the square of 361 197 is sometimes called "raising 361 197 to the power 2", or "361 197 squared".
The square of 361 197 is 130 463 272 809 because 361 197 × 361 197 = 361 1972 = 130 463 272 809.
As a consequence, 361 197 is the square root of 130 463 272 809.
The multiples of 361 197 are all integers evenly divisible by 361 197, that is all numbers such that the remainder of the division by 361 197 is zero. There are infinitely many multiples of 361 197. The smallest multiples of 361 197 are: