Q: Is 1,267,500 a Prime Number?
A: No, 1,267,500 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 1267500 can be evenly divided by 1 2 3 4 5 6 10 12 13 15 20 25 26 30 39 50 52 60 65 75 78 100 125 130 150 156 169 195 250 260 300 325 338 375 390 500 507 625 650 676 750 780 845 975 1,014 1,250 1,300 1,500 1,625 1,690 1,875 1,950 2,028 2,500 2,535 3,250 3,380 3,750 3,900 4,225 4,875 5,070 6,500 7,500 8,125 8,450 9,750 10,140 12,675 16,250 16,900 19,500 21,125 24,375 25,350 32,500 42,250 48,750 50,700 63,375 84,500 97,500 105,625 126,750 211,250 253,500 316,875 422,500 633,750 and 1,267,500, with no remainder.
Since 1,267,500 cannot be divided by just 1 and 1,267,500, it is not a prime number.