Q: Is 601,155 a Prime Number?
A: No, 601,155 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 601155 can be evenly divided by 1 3 5 9 15 27 45 61 73 135 183 219 305 365 549 657 915 1,095 1,647 1,971 2,745 3,285 4,453 8,235 9,855 13,359 22,265 40,077 66,795 120,231 200,385 and 601,155, with no remainder.
Since 601,155 cannot be divided by just 1 and 601,155, it is not a prime number.