Q: Is 3,315,123 a Prime Number?
A: No, 3,315,123 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 3315123 can be evenly divided by 1 3 7 9 21 63 101 303 521 707 909 1,563 2,121 3,647 4,689 6,363 10,941 32,823 52,621 157,863 368,347 473,589 1,105,041 and 3,315,123, with no remainder.
Since 3,315,123 cannot be divided by just 1 and 3,315,123, it is not a prime number.