Q: Is 2,137,638 a Prime Number?
A: No, 2,137,638 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 2137638 can be evenly divided by 1 2 3 6 37 74 111 222 9,629 19,258 28,887 57,774 356,273 712,546 1,068,819 and 2,137,638, with no remainder.
Since 2,137,638 cannot be divided by just 1 and 2,137,638, it is not a prime number.