Q: Is 21,096 a Prime Number?
A: No, 21,096 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 21096 can be evenly divided by 1 2 3 4 6 8 9 12 18 24 36 72 293 586 879 1,172 1,758 2,344 2,637 3,516 5,274 7,032 10,548 and 21,096, with no remainder.
Since 21,096 cannot be divided by just 1 and 21,096, it is not a prime number.