Q: Is 689,678 a Prime Number?
A: No, 689,678 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 689678 can be evenly divided by 1 2 11 22 23 29 46 47 58 94 253 319 506 517 638 667 1,034 1,081 1,334 1,363 2,162 2,726 7,337 11,891 14,674 14,993 23,782 29,986 31,349 62,698 344,839 and 689,678, with no remainder.
Since 689,678 cannot be divided by just 1 and 689,678, it is not a prime number.