Q: Is 625,004 a Prime Number?
A: No, 625,004 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 625004 can be evenly divided by 1 2 4 37 41 74 82 103 148 164 206 412 1,517 3,034 3,811 4,223 6,068 7,622 8,446 15,244 16,892 156,251 312,502 and 625,004, with no remainder.
Since 625,004 cannot be divided by just 1 and 625,004, it is not a prime number.