Q: Is 266,000 a Prime Number?
A: No, 266,000 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 266000 can be evenly divided by 1 2 4 5 7 8 10 14 16 19 20 25 28 35 38 40 50 56 70 76 80 95 100 112 125 133 140 152 175 190 200 250 266 280 304 350 380 400 475 500 532 560 665 700 760 875 950 1,000 1,064 1,330 1,400 1,520 1,750 1,900 2,000 2,128 2,375 2,660 2,800 3,325 3,500 3,800 4,750 5,320 6,650 7,000 7,600 9,500 10,640 13,300 14,000 16,625 19,000 26,600 33,250 38,000 53,200 66,500 133,000 and 266,000, with no remainder.
Since 266,000 cannot be divided by just 1 and 266,000, it is not a prime number.