Q: Is 1,518,804 a Prime Number?
A: No, 1,518,804 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 1518804 can be evenly divided by 1 2 3 4 6 7 9 12 14 18 21 27 28 36 41 42 49 54 63 82 84 98 108 123 126 147 164 189 196 246 252 287 294 343 369 378 441 492 574 588 686 738 756 861 882 1,029 1,107 1,148 1,323 1,372 1,476 1,722 1,764 2,009 2,058 2,214 2,583 2,646 3,087 3,444 4,018 4,116 4,428 5,166 5,292 6,027 6,174 7,749 8,036 9,261 10,332 12,054 12,348 14,063 15,498 18,081 18,522 24,108 28,126 30,996 36,162 37,044 42,189 54,243 56,252 72,324 84,378 108,486 126,567 168,756 216,972 253,134 379,701 506,268 759,402 and 1,518,804, with no remainder.
Since 1,518,804 cannot be divided by just 1 and 1,518,804, it is not a prime number.