Q: Is 267,421 a Prime Number?
A: No, 267,421 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 267421 can be evenly divided by 1 7 11 23 77 151 161 253 1,057 1,661 1,771 3,473 11,627 24,311 38,203 and 267,421, with no remainder.
Since 267,421 cannot be divided by just 1 and 267,421, it is not a prime number.