Q: Is 173,000 a Prime Number?
A: No, 173,000 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 173000 can be evenly divided by 1 2 4 5 8 10 20 25 40 50 100 125 173 200 250 346 500 692 865 1,000 1,384 1,730 3,460 4,325 6,920 8,650 17,300 21,625 34,600 43,250 86,500 and 173,000, with no remainder.
Since 173,000 cannot be divided by just 1 and 173,000, it is not a prime number.