It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 338 008 242 is not a prime number.
For example, 338 008 242 can be divided by 2: 338 008 242 / 2 = 169 004 121.
For 338 008 242 to be a prime number, it would have been required that 338 008 242 has only two divisors, i.e., itself and 1.
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338 008 242 is an even number, because it is evenly divisible by 2: 338 008 242 / 2 = 169 004 121.
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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 338 008 242 is about 18 385.000.
Thus, the square root of 338 008 242 is not an integer, and therefore 338 008 242 is not a square number.
The square of a number (here 338 008 242) is the result of the product of this number (338 008 242) by itself (i.e., 338 008 242 × 338 008 242); the square of 338 008 242 is sometimes called "raising 338 008 242 to the power 2", or "338 008 242 squared".
The square of 338 008 242 is 114 249 571 659 930 560 because 338 008 242 × 338 008 242 = 338 008 2422 = 114 249 571 659 930 560.
As a consequence, 338 008 242 is the square root of 114 249 571 659 930 560.
338 008 242 is a number with 9 digits.
The multiples of 338 008 242 are all integers evenly divisible by 338 008 242, that is all numbers such that the remainder of the division by 338 008 242 is zero. There are infinitely many multiples of 338 008 242. The smallest multiples of 338 008 242 are: