Q: Is 129,216 a Prime Number?
A: No, 129,216 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 129216 can be evenly divided by 1 2 3 4 6 8 12 16 24 32 48 64 96 192 673 1,346 2,019 2,692 4,038 5,384 8,076 10,768 16,152 21,536 32,304 43,072 64,608 and 129,216, with no remainder.
Since 129,216 cannot be divided by just 1 and 129,216, it is not a prime number.