Q: Is 768,768 a Prime Number?
A: No, 768,768 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 768768 can be evenly divided by 1 2 3 4 6 7 8 11 12 13 14 16 21 22 24 26 28 32 33 39 42 44 48 52 56 64 66 77 78 84 88 91 96 104 112 128 132 143 154 156 168 176 182 192 208 224 231 256 264 273 286 308 312 336 352 364 384 416 429 448 462 528 546 572 616 624 672 704 728 768 832 858 896 924 1,001 1,056 1,092 1,144 1,232 1,248 1,344 1,408 1,456 1,664 1,716 1,792 1,848 2,002 2,112 2,184 2,288 2,464 2,496 2,688 2,816 2,912 3,003 3,328 3,432 3,696 4,004 4,224 4,368 4,576 4,928 4,992 5,376 5,824 6,006 6,864 7,392 8,008 8,448 8,736 9,152 9,856 9,984 11,648 12,012 13,728 14,784 16,016 17,472 18,304 19,712 23,296 24,024 27,456 29,568 32,032 34,944 36,608 48,048 54,912 59,136 64,064 69,888 96,096 109,824 128,128 192,192 256,256 384,384 and 768,768, with no remainder.
Since 768,768 cannot be divided by just 1 and 768,768, it is not a prime number.