It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 442 137 is not a prime number.
For example, 442 137 can be divided by 3: 442 137 / 3 = 147 379.
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For 442 137 to be a prime number, it would have been required that 442 137 has only two divisors, i.e., itself and 1.
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442 137 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 442 137 is about 664.934.
Thus, the square root of 442 137 is not an integer, and therefore 442 137 is not a square number.
The square of a number (here 442 137) is the result of the product of this number (442 137) by itself (i.e., 442 137 × 442 137); the square of 442 137 is sometimes called "raising 442 137 to the power 2", or "442 137 squared".
The square of 442 137 is 195 485 126 769 because 442 137 × 442 137 = 442 1372 = 195 485 126 769.
As a consequence, 442 137 is the square root of 195 485 126 769.
The multiples of 442 137 are all integers evenly divisible by 442 137, that is all numbers such that the remainder of the division by 442 137 is zero. There are infinitely many multiples of 442 137. The smallest multiples of 442 137 are: