Q: Is 512,664 a Prime Number?
A: No, 512,664 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 512664 can be evenly divided by 1 2 3 4 6 8 12 24 41 82 123 164 246 328 492 521 984 1,042 1,563 2,084 3,126 4,168 6,252 12,504 21,361 42,722 64,083 85,444 128,166 170,888 256,332 and 512,664, with no remainder.
Since 512,664 cannot be divided by just 1 and 512,664, it is not a prime number.