Q: Is 51,667 a Prime Number?
A: No, 51,667 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 51667 can be evenly divided by 1 7 11 61 77 121 427 671 847 4,697 7,381 and 51,667, with no remainder.
Since 51,667 cannot be divided by just 1 and 51,667, it is not a prime number.