Q: Is 4,123,120 a Prime Number?
A: No, 4,123,120 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 4123120 can be evenly divided by 1 2 4 5 8 10 16 20 40 80 51,539 103,078 206,156 257,695 412,312 515,390 824,624 1,030,780 2,061,560 and 4,123,120, with no remainder.
Since 4,123,120 cannot be divided by just 1 and 4,123,120, it is not a prime number.