Q: Is 129,400 a Prime Number?
A: No, 129,400 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 129400 can be evenly divided by 1 2 4 5 8 10 20 25 40 50 100 200 647 1,294 2,588 3,235 5,176 6,470 12,940 16,175 25,880 32,350 64,700 and 129,400, with no remainder.
Since 129,400 cannot be divided by just 1 and 129,400, it is not a prime number.