Q: Is 208,428 a Prime Number?
A: No, 208,428 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 208428 can be evenly divided by 1 2 3 4 6 11 12 22 33 44 66 132 1,579 3,158 4,737 6,316 9,474 17,369 18,948 34,738 52,107 69,476 104,214 and 208,428, with no remainder.
Since 208,428 cannot be divided by just 1 and 208,428, it is not a prime number.