Q: Is 1,421,272 a Prime Number?
A: No, 1,421,272 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 1421272 can be evenly divided by 1 2 4 8 101 202 404 808 1,759 3,518 7,036 14,072 177,659 355,318 710,636 and 1,421,272, with no remainder.
Since 1,421,272 cannot be divided by just 1 and 1,421,272, it is not a prime number.