Q: Is 19,000 a Prime Number?
A: No, 19,000 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 19000 can be evenly divided by 1 2 4 5 8 10 19 20 25 38 40 50 76 95 100 125 152 190 200 250 380 475 500 760 950 1,000 1,900 2,375 3,800 4,750 9,500 and 19,000, with no remainder.
Since 19,000 cannot be divided by just 1 and 19,000, it is not a prime number.