Q: Is 7,700,000 a Prime Number?
A: No, 7,700,000 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 7700000 can be evenly divided by 1 2 4 5 7 8 10 11 14 16 20 22 25 28 32 35 40 44 50 55 56 70 77 80 88 100 110 112 125 140 154 160 175 176 200 220 224 250 275 280 308 350 352 385 400 440 500 550 560 616 625 700 770 800 875 880 1,000 1,100 1,120 1,232 1,250 1,375 1,400 1,540 1,750 1,760 1,925 2,000 2,200 2,464 2,500 2,750 2,800 3,080 3,125 3,500 3,850 4,000 4,375 4,400 5,000 5,500 5,600 6,160 6,250 6,875 7,000 7,700 8,750 8,800 9,625 10,000 11,000 12,320 12,500 13,750 14,000 15,400 17,500 19,250 20,000 21,875 22,000 25,000 27,500 28,000 30,800 34,375 35,000 38,500 43,750 44,000 48,125 50,000 55,000 61,600 68,750 70,000 77,000 87,500 96,250 100,000 110,000 137,500 140,000 154,000 175,000 192,500 220,000 240,625 275,000 308,000 350,000 385,000 481,250 550,000 700,000 770,000 962,500 1,100,000 1,540,000 1,925,000 3,850,000 and 7,700,000, with no remainder.
Since 7,700,000 cannot be divided by just 1 and 7,700,000, it is not a prime number.