It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 238 741 is not a prime number.
For example, 238 741 can be divided by 193: 238 741 / 193 = 1 237.
For 238 741 to be a prime number, it would have been required that 238 741 has only two divisors, i.e., itself and 1.
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238 741 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 238 741 is about 488.611.
Thus, the square root of 238 741 is not an integer, and therefore 238 741 is not a square number.
The square of a number (here 238 741) is the result of the product of this number (238 741) by itself (i.e., 238 741 × 238 741); the square of 238 741 is sometimes called "raising 238 741 to the power 2", or "238 741 squared".
The square of 238 741 is 56 997 265 081 because 238 741 × 238 741 = 238 7412 = 56 997 265 081.
As a consequence, 238 741 is the square root of 56 997 265 081.
The multiples of 238 741 are all integers evenly divisible by 238 741, that is all numbers such that the remainder of the division by 238 741 is zero. There are infinitely many multiples of 238 741. The smallest multiples of 238 741 are: