Q: Is 1,188,000 a Prime Number?
A: No, 1,188,000 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 1188000 can be evenly divided by 1 2 3 4 5 6 8 9 10 11 12 15 16 18 20 22 24 25 27 30 32 33 36 40 44 45 48 50 54 55 60 66 72 75 80 88 90 96 99 100 108 110 120 125 132 135 144 150 160 165 176 180 198 200 216 220 225 240 250 264 270 275 288 297 300 330 352 360 375 396 400 432 440 450 480 495 500 528 540 550 594 600 660 675 720 750 792 800 825 864 880 900 990 1,000 1,056 1,080 1,100 1,125 1,188 1,200 1,320 1,350 1,375 1,440 1,485 1,500 1,584 1,650 1,760 1,800 1,980 2,000 2,160 2,200 2,250 2,376 2,400 2,475 2,640 2,700 2,750 2,970 3,000 3,168 3,300 3,375 3,600 3,960 4,000 4,125 4,320 4,400 4,500 4,752 4,950 5,280 5,400 5,500 5,940 6,000 6,600 6,750 7,200 7,425 7,920 8,250 8,800 9,000 9,504 9,900 10,800 11,000 11,880 12,000 12,375 13,200 13,500 14,850 15,840 16,500 18,000 19,800 21,600 22,000 23,760 24,750 26,400 27,000 29,700 33,000 36,000 37,125 39,600 44,000 47,520 49,500 54,000 59,400 66,000 74,250 79,200 99,000 108,000 118,800 132,000 148,500 198,000 237,600 297,000 396,000 594,000 and 1,188,000, with no remainder.
Since 1,188,000 cannot be divided by just 1 and 1,188,000, it is not a prime number.