Q: Is 672,155 a Prime Number?
A: No, 672,155 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 672155 can be evenly divided by 1 5 11 55 101 121 505 605 1,111 1,331 5,555 6,655 12,221 61,105 134,431 and 672,155, with no remainder.
Since 672,155 cannot be divided by just 1 and 672,155, it is not a prime number.