It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 42 980 911 is not a prime number.
For example, 42 980 911 can be divided by 31: 42 980 911 / 31 = 1 386 481.
For 42 980 911 to be a prime number, it would have been required that 42 980 911 has only two divisors, i.e., itself and 1.
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42 980 911 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 42 980 911 is about 6 555.983.
Thus, the square root of 42 980 911 is not an integer, and therefore 42 980 911 is not a square number.
The square of a number (here 42 980 911) is the result of the product of this number (42 980 911) by itself (i.e., 42 980 911 × 42 980 911); the square of 42 980 911 is sometimes called "raising 42 980 911 to the power 2", or "42 980 911 squared".
The square of 42 980 911 is 1 847 358 710 389 921 because 42 980 911 × 42 980 911 = 42 980 9112 = 1 847 358 710 389 921.
As a consequence, 42 980 911 is the square root of 1 847 358 710 389 921.
42 980 911 is a number with 8 digits.
The multiples of 42 980 911 are all integers evenly divisible by 42 980 911, that is all numbers such that the remainder of the division by 42 980 911 is zero. There are infinitely many multiples of 42 980 911. The smallest multiples of 42 980 911 are: