It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 242 165 408 is not a prime number.
For example, 242 165 408 can be divided by 2: 242 165 408 / 2 = 121 082 704.
For 242 165 408 to be a prime number, it would have been required that 242 165 408 has only two divisors, i.e., itself and 1.
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242 165 408 is an even number, because it is evenly divisible by 2: 242 165 408 / 2 = 121 082 704.
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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 242 165 408 is about 15 561.665.
Thus, the square root of 242 165 408 is not an integer, and therefore 242 165 408 is not a square number.
The square of a number (here 242 165 408) is the result of the product of this number (242 165 408) by itself (i.e., 242 165 408 × 242 165 408); the square of 242 165 408 is sometimes called "raising 242 165 408 to the power 2", or "242 165 408 squared".
The square of 242 165 408 is 58 644 084 831 806 464 because 242 165 408 × 242 165 408 = 242 165 4082 = 58 644 084 831 806 464.
As a consequence, 242 165 408 is the square root of 58 644 084 831 806 464.
242 165 408 is a number with 9 digits.
The multiples of 242 165 408 are all integers evenly divisible by 242 165 408, that is all numbers such that the remainder of the division by 242 165 408 is zero. There are infinitely many multiples of 242 165 408. The smallest multiples of 242 165 408 are: