Q: Is 125,577 a Prime Number?
A: No, 125,577 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 125577 can be evenly divided by 1 3 9 27 4,651 13,953 41,859 and 125,577, with no remainder.
Since 125,577 cannot be divided by just 1 and 125,577, it is not a prime number.