Q: Is 16,000 a Prime Number?
A: No, 16,000 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 16000 can be evenly divided by 1 2 4 5 8 10 16 20 25 32 40 50 64 80 100 125 128 160 200 250 320 400 500 640 800 1,000 1,600 2,000 3,200 4,000 8,000 and 16,000, with no remainder.
Since 16,000 cannot be divided by just 1 and 16,000, it is not a prime number.