Q: Is 1,377,420 a Prime Number?
A: No, 1,377,420 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 1377420 can be evenly divided by 1 2 3 4 5 6 10 11 12 15 20 22 30 33 44 55 60 66 110 132 165 220 330 660 2,087 4,174 6,261 8,348 10,435 12,522 20,870 22,957 25,044 31,305 41,740 45,914 62,610 68,871 91,828 114,785 125,220 137,742 229,570 275,484 344,355 459,140 688,710 and 1,377,420, with no remainder.
Since 1,377,420 cannot be divided by just 1 and 1,377,420, it is not a prime number.