Q: Is 83,421 a Prime Number?
A: No, 83,421 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 83421 can be evenly divided by 1 3 9 13 23 31 39 69 93 117 207 279 299 403 713 897 1,209 2,139 2,691 3,627 6,417 9,269 27,807 and 83,421, with no remainder.
Since 83,421 cannot be divided by just 1 and 83,421, it is not a prime number.