It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 988 959 is not a prime number.
For example, 988 959 can be divided by 3: 988 959 / 3 = 329 653.
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For 988 959 to be a prime number, it would have been required that 988 959 has only two divisors, i.e., itself and 1.
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988 959 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 988 959 is about 994.464.
Thus, the square root of 988 959 is not an integer, and therefore 988 959 is not a square number.
The square of a number (here 988 959) is the result of the product of this number (988 959) by itself (i.e., 988 959 × 988 959); the square of 988 959 is sometimes called "raising 988 959 to the power 2", or "988 959 squared".
The square of 988 959 is 978 039 903 681 because 988 959 × 988 959 = 988 9592 = 978 039 903 681.
As a consequence, 988 959 is the square root of 978 039 903 681.
The multiples of 988 959 are all integers evenly divisible by 988 959, that is all numbers such that the remainder of the division by 988 959 is zero. There are infinitely many multiples of 988 959. The smallest multiples of 988 959 are: