Q: Is 1,021,120 a Prime Number?
A: No, 1,021,120 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 1021120 can be evenly divided by 1 2 4 5 8 10 16 20 32 40 64 80 160 320 3,191 6,382 12,764 15,955 25,528 31,910 51,056 63,820 102,112 127,640 204,224 255,280 510,560 and 1,021,120, with no remainder.
Since 1,021,120 cannot be divided by just 1 and 1,021,120, it is not a prime number.