Q: Is 171,000 a Prime Number?
A: No, 171,000 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 171000 can be evenly divided by 1 2 3 4 5 6 8 9 10 12 15 18 19 20 24 25 30 36 38 40 45 50 57 60 72 75 76 90 95 100 114 120 125 150 152 171 180 190 200 225 228 250 285 300 342 360 375 380 450 456 475 500 570 600 684 750 760 855 900 950 1,000 1,125 1,140 1,368 1,425 1,500 1,710 1,800 1,900 2,250 2,280 2,375 2,850 3,000 3,420 3,800 4,275 4,500 4,750 5,700 6,840 7,125 8,550 9,000 9,500 11,400 14,250 17,100 19,000 21,375 28,500 34,200 42,750 57,000 85,500 and 171,000, with no remainder.
Since 171,000 cannot be divided by just 1 and 171,000, it is not a prime number.