Q: Is 676,624 a Prime Number?
A: No, 676,624 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 676624 can be evenly divided by 1 2 4 8 13 16 26 52 104 208 3,253 6,506 13,012 26,024 42,289 52,048 84,578 169,156 338,312 and 676,624, with no remainder.
Since 676,624 cannot be divided by just 1 and 676,624, it is not a prime number.