Q: Is 8,777,961 a Prime Number?
A: No, 8,777,961 is not a prime number.
A prime number is a natural number, greater than one, that can only be divided by 1 and itself.
The number 8777961 can be evenly divided by 1 3 9 59 61 177 183 271 531 549 813 2,439 3,599 10,797 15,989 16,531 32,391 47,967 49,593 143,901 148,779 975,329 2,925,987 and 8,777,961, with no remainder.
Since 8,777,961 cannot be divided by just 1 and 8,777,961, it is not a prime number.