It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 514 738 is not a prime number.
For example, 514 738 can be divided by 2: 514 738 / 2 = 257 369.
For 514 738 to be a prime number, it would have been required that 514 738 has only two divisors, i.e., itself and 1.
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514 738 is an even number, because it is evenly divisible by 2: 514 738 / 2 = 257 369.
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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 514 738 is about 717.452.
Thus, the square root of 514 738 is not an integer, and therefore 514 738 is not a square number.
The square of a number (here 514 738) is the result of the product of this number (514 738) by itself (i.e., 514 738 × 514 738); the square of 514 738 is sometimes called "raising 514 738 to the power 2", or "514 738 squared".
The square of 514 738 is 264 955 208 644 because 514 738 × 514 738 = 514 7382 = 264 955 208 644.
As a consequence, 514 738 is the square root of 264 955 208 644.
The multiples of 514 738 are all integers evenly divisible by 514 738, that is all numbers such that the remainder of the division by 514 738 is zero. There are infinitely many multiples of 514 738. The smallest multiples of 514 738 are: