Q: Is 1,698,880 a Prime Number?
A: No, 1,698,880 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 1698880 can be evenly divided by 1 2 4 5 8 10 16 20 32 40 64 80 160 320 5,309 10,618 21,236 26,545 42,472 53,090 84,944 106,180 169,888 212,360 339,776 424,720 849,440 and 1,698,880, with no remainder.
Since 1,698,880 cannot be divided by just 1 and 1,698,880, it is not a prime number.