It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 988 980 339 is not a prime number.
For example, 988 980 339 can be divided by 3: 988 980 339 / 3 = 329 660 113.
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For 988 980 339 to be a prime number, it would have been required that 988 980 339 has only two divisors, i.e., itself and 1.
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988 980 339 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 988 980 339 is about 31 448.058.
Thus, the square root of 988 980 339 is not an integer, and therefore 988 980 339 is not a square number.
The square of a number (here 988 980 339) is the result of the product of this number (988 980 339) by itself (i.e., 988 980 339 × 988 980 339); the square of 988 980 339 is sometimes called "raising 988 980 339 to the power 2", or "988 980 339 squared".
The square of 988 980 339 is 978 082 110 928 554 880 because 988 980 339 × 988 980 339 = 988 980 3392 = 978 082 110 928 554 880.
As a consequence, 988 980 339 is the square root of 978 082 110 928 554 880.
988 980 339 is a number with 9 digits.
The multiples of 988 980 339 are all integers evenly divisible by 988 980 339, that is all numbers such that the remainder of the division by 988 980 339 is zero. There are infinitely many multiples of 988 980 339. The smallest multiples of 988 980 339 are: