Q: Is 2,100,428 a Prime Number?
A: No, 2,100,428 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 2100428 can be evenly divided by 1 2 4 11 22 44 47,737 95,474 190,948 525,107 1,050,214 and 2,100,428, with no remainder.
Since 2,100,428 cannot be divided by just 1 and 2,100,428, it is not a prime number.