Q: Is 557,557 a Prime Number?
A: No, 557,557 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 557557 can be evenly divided by 1 7 11 13 77 91 143 557 1,001 3,899 6,127 7,241 42,889 50,687 79,651 and 557,557, with no remainder.
Since 557,557 cannot be divided by just 1 and 557,557, it is not a prime number.