Q: Is 2,106,428 a Prime Number?
A: No, 2,106,428 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 2106428 can be evenly divided by 1 2 4 71 142 284 7,417 14,834 29,668 526,607 1,053,214 and 2,106,428, with no remainder.
Since 2,106,428 cannot be divided by just 1 and 2,106,428, it is not a prime number.