Q: Is 798,000 a Prime Number?
A: No, 798,000 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 798000 can be evenly divided by 1 2 3 4 5 6 7 8 10 12 14 15 16 19 20 21 24 25 28 30 35 38 40 42 48 50 56 57 60 70 75 76 80 84 95 100 105 112 114 120 125 133 140 150 152 168 175 190 200 210 228 240 250 266 280 285 300 304 336 350 375 380 399 400 420 456 475 500 525 532 560 570 600 665 700 750 760 798 840 875 912 950 1,000 1,050 1,064 1,140 1,200 1,330 1,400 1,425 1,500 1,520 1,596 1,680 1,750 1,900 1,995 2,000 2,100 2,128 2,280 2,375 2,625 2,660 2,800 2,850 3,000 3,192 3,325 3,500 3,800 3,990 4,200 4,560 4,750 5,250 5,320 5,700 6,000 6,384 6,650 7,000 7,125 7,600 7,980 8,400 9,500 9,975 10,500 10,640 11,400 13,300 14,000 14,250 15,960 16,625 19,000 19,950 21,000 22,800 26,600 28,500 31,920 33,250 38,000 39,900 42,000 49,875 53,200 57,000 66,500 79,800 99,750 114,000 133,000 159,600 199,500 266,000 399,000 and 798,000, with no remainder.
Since 798,000 cannot be divided by just 1 and 798,000, it is not a prime number.