Q: Is 307,428 a Prime Number?
A: No, 307,428 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 307428 can be evenly divided by 1 2 3 4 6 11 12 17 22 33 34 44 51 66 68 102 132 137 187 204 274 374 411 548 561 748 822 1,122 1,507 1,644 2,244 2,329 3,014 4,521 4,658 6,028 6,987 9,042 9,316 13,974 18,084 25,619 27,948 51,238 76,857 102,476 153,714 and 307,428, with no remainder.
Since 307,428 cannot be divided by just 1 and 307,428, it is not a prime number.