It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 197 291 is not a prime number.
For example, 197 291 can be divided by 83: 197 291 / 83 = 2 377.
For 197 291 to be a prime number, it would have been required that 197 291 has only two divisors, i.e., itself and 1.
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197 291 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 197 291 is about 444.175.
Thus, the square root of 197 291 is not an integer, and therefore 197 291 is not a square number.
The square of a number (here 197 291) is the result of the product of this number (197 291) by itself (i.e., 197 291 × 197 291); the square of 197 291 is sometimes called "raising 197 291 to the power 2", or "197 291 squared".
The square of 197 291 is 38 923 738 681 because 197 291 × 197 291 = 197 2912 = 38 923 738 681.
As a consequence, 197 291 is the square root of 38 923 738 681.
The multiples of 197 291 are all integers evenly divisible by 197 291, that is all numbers such that the remainder of the division by 197 291 is zero. There are infinitely many multiples of 197 291. The smallest multiples of 197 291 are: