Q: Is 1,071,688 a Prime Number?
A: No, 1,071,688 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 1071688 can be evenly divided by 1 2 4 8 109 218 436 872 1,229 2,458 4,916 9,832 133,961 267,922 535,844 and 1,071,688, with no remainder.
Since 1,071,688 cannot be divided by just 1 and 1,071,688, it is not a prime number.