It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 197 238 is not a prime number.
For example, 197 238 can be divided by 2: 197 238 / 2 = 98 619.
For 197 238 to be a prime number, it would have been required that 197 238 has only two divisors, i.e., itself and 1.
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197 238 is an even number, because it is evenly divisible by 2: 197 238 / 2 = 98 619.
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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 197 238 is about 444.115.
Thus, the square root of 197 238 is not an integer, and therefore 197 238 is not a square number.
The square of a number (here 197 238) is the result of the product of this number (197 238) by itself (i.e., 197 238 × 197 238); the square of 197 238 is sometimes called "raising 197 238 to the power 2", or "197 238 squared".
The square of 197 238 is 38 902 828 644 because 197 238 × 197 238 = 197 2382 = 38 902 828 644.
As a consequence, 197 238 is the square root of 38 902 828 644.
The multiples of 197 238 are all integers evenly divisible by 197 238, that is all numbers such that the remainder of the division by 197 238 is zero. There are infinitely many multiples of 197 238. The smallest multiples of 197 238 are: