Q: Is 997,776 a Prime Number?
A: No, 997,776 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 997776 can be evenly divided by 1 2 3 4 6 8 9 12 13 16 18 24 26 36 39 41 48 52 72 78 82 104 117 123 144 156 164 169 208 234 246 312 328 338 369 468 492 507 533 624 656 676 738 936 984 1,014 1,066 1,352 1,476 1,521 1,599 1,872 1,968 2,028 2,132 2,704 2,952 3,042 3,198 4,056 4,264 4,797 5,904 6,084 6,396 6,929 8,112 8,528 9,594 12,168 12,792 13,858 19,188 20,787 24,336 25,584 27,716 38,376 41,574 55,432 62,361 76,752 83,148 110,864 124,722 166,296 249,444 332,592 498,888 and 997,776, with no remainder.
Since 997,776 cannot be divided by just 1 and 997,776, it is not a prime number.