Q: Is 1,117,428 a Prime Number?
A: No, 1,117,428 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 1117428 can be evenly divided by 1 2 3 4 6 12 13 19 26 29 38 39 52 57 58 76 78 87 114 116 156 169 174 228 247 338 348 377 494 507 551 676 741 754 988 1,014 1,102 1,131 1,482 1,508 1,653 2,028 2,204 2,262 2,964 3,211 3,306 4,524 4,901 6,422 6,612 7,163 9,633 9,802 12,844 14,326 14,703 19,266 19,604 21,489 28,652 29,406 38,532 42,978 58,812 85,956 93,119 186,238 279,357 372,476 558,714 and 1,117,428, with no remainder.
Since 1,117,428 cannot be divided by just 1 and 1,117,428, it is not a prime number.