Q: Is 672,768 a Prime Number?
A: No, 672,768 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 672768 can be evenly divided by 1 2 3 4 6 8 9 12 16 18 24 32 36 48 64 72 73 96 128 144 146 192 219 256 288 292 384 438 512 576 584 657 768 876 1,024 1,152 1,168 1,314 1,536 1,752 2,304 2,336 2,628 3,072 3,504 4,608 4,672 5,256 7,008 9,216 9,344 10,512 14,016 18,688 21,024 28,032 37,376 42,048 56,064 74,752 84,096 112,128 168,192 224,256 336,384 and 672,768, with no remainder.
Since 672,768 cannot be divided by just 1 and 672,768, it is not a prime number.