It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 980 513 is not a prime number.
For example, 980 513 can be divided by 23: 980 513 / 23 = 42 631.
For 980 513 to be a prime number, it would have been required that 980 513 has only two divisors, i.e., itself and 1.
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980 513 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 980 513 is about 990.209.
Thus, the square root of 980 513 is not an integer, and therefore 980 513 is not a square number.
The square of a number (here 980 513) is the result of the product of this number (980 513) by itself (i.e., 980 513 × 980 513); the square of 980 513 is sometimes called "raising 980 513 to the power 2", or "980 513 squared".
The square of 980 513 is 961 405 743 169 because 980 513 × 980 513 = 980 5132 = 961 405 743 169.
As a consequence, 980 513 is the square root of 961 405 743 169.
The multiples of 980 513 are all integers evenly divisible by 980 513, that is all numbers such that the remainder of the division by 980 513 is zero. There are infinitely many multiples of 980 513. The smallest multiples of 980 513 are: