Q: Is 1,669,520 a Prime Number?
A: No, 1,669,520 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 1669520 can be evenly divided by 1 2 4 5 8 10 16 20 40 41 80 82 164 205 328 410 509 656 820 1,018 1,640 2,036 2,545 3,280 4,072 5,090 8,144 10,180 20,360 20,869 40,720 41,738 83,476 104,345 166,952 208,690 333,904 417,380 834,760 and 1,669,520, with no remainder.
Since 1,669,520 cannot be divided by just 1 and 1,669,520, it is not a prime number.