It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 80 080 009 is not a prime number.
For example, 80 080 009 can be divided by 79: 80 080 009 / 79 = 1 013 671.
For 80 080 009 to be a prime number, it would have been required that 80 080 009 has only two divisors, i.e., itself and 1.
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80 080 009 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 80 080 009 is about 8 948.743.
Thus, the square root of 80 080 009 is not an integer, and therefore 80 080 009 is not a square number.
The square of a number (here 80 080 009) is the result of the product of this number (80 080 009) by itself (i.e., 80 080 009 × 80 080 009); the square of 80 080 009 is sometimes called "raising 80 080 009 to the power 2", or "80 080 009 squared".
The square of 80 080 009 is 6 412 807 841 440 081 because 80 080 009 × 80 080 009 = 80 080 0092 = 6 412 807 841 440 081.
As a consequence, 80 080 009 is the square root of 6 412 807 841 440 081.
80 080 009 is a number with 8 digits.
The multiples of 80 080 009 are all integers evenly divisible by 80 080 009, that is all numbers such that the remainder of the division by 80 080 009 is zero. There are infinitely many multiples of 80 080 009. The smallest multiples of 80 080 009 are: