It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 980 948 998 is not a prime number.
For example, 980 948 998 can be divided by 2: 980 948 998 / 2 = 490 474 499.
For 980 948 998 to be a prime number, it would have been required that 980 948 998 has only two divisors, i.e., itself and 1.
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980 948 998 is an even number, because it is evenly divisible by 2: 980 948 998 / 2 = 490 474 499.
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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 980 948 998 is about 31 320.105.
Thus, the square root of 980 948 998 is not an integer, and therefore 980 948 998 is not a square number.
The square of a number (here 980 948 998) is the result of the product of this number (980 948 998) by itself (i.e., 980 948 998 × 980 948 998); the square of 980 948 998 is sometimes called "raising 980 948 998 to the power 2", or "980 948 998 squared".
The square of 980 948 998 is 962 260 936 677 203 968 because 980 948 998 × 980 948 998 = 980 948 9982 = 962 260 936 677 203 968.
As a consequence, 980 948 998 is the square root of 962 260 936 677 203 968.
980 948 998 is a number with 9 digits.
The multiples of 980 948 998 are all integers evenly divisible by 980 948 998, that is all numbers such that the remainder of the division by 980 948 998 is zero. There are infinitely many multiples of 980 948 998. The smallest multiples of 980 948 998 are: