Q: Is 342,816 a Prime Number?
A: No, 342,816 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 342816 can be evenly divided by 1 2 3 4 6 8 12 16 24 32 48 96 3,571 7,142 10,713 14,284 21,426 28,568 42,852 57,136 85,704 114,272 171,408 and 342,816, with no remainder.
Since 342,816 cannot be divided by just 1 and 342,816, it is not a prime number.