Q: Is 1,790,720 a Prime Number?
A: No, 1,790,720 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 1790720 can be evenly divided by 1 2 4 5 8 10 16 20 32 40 64 80 128 160 256 320 640 1,280 1,399 2,798 5,596 6,995 11,192 13,990 22,384 27,980 44,768 55,960 89,536 111,920 179,072 223,840 358,144 447,680 895,360 and 1,790,720, with no remainder.
Since 1,790,720 cannot be divided by just 1 and 1,790,720, it is not a prime number.