Q: Is 1,249,420 a Prime Number?
A: No, 1,249,420 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 1249420 can be evenly divided by 1 2 4 5 10 20 179 349 358 698 716 895 1,396 1,745 1,790 3,490 3,580 6,980 62,471 124,942 249,884 312,355 624,710 and 1,249,420, with no remainder.
Since 1,249,420 cannot be divided by just 1 and 1,249,420, it is not a prime number.