Q: Is 1,720,918 a Prime Number?
A: No, 1,720,918 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 1720918 can be evenly divided by 1 2 29 58 29,671 59,342 860,459 and 1,720,918, with no remainder.
Since 1,720,918 cannot be divided by just 1 and 1,720,918, it is not a prime number.