Q: Is 328,880 a Prime Number?
A: No, 328,880 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 328880 can be evenly divided by 1 2 4 5 8 10 16 20 40 80 4,111 8,222 16,444 20,555 32,888 41,110 65,776 82,220 164,440 and 328,880, with no remainder.
Since 328,880 cannot be divided by just 1 and 328,880, it is not a prime number.