Q: Is 626,424 a Prime Number?
A: No, 626,424 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 626424 can be evenly divided by 1 2 3 4 6 8 12 24 43 86 129 172 258 344 516 607 1,032 1,214 1,821 2,428 3,642 4,856 7,284 14,568 26,101 52,202 78,303 104,404 156,606 208,808 313,212 and 626,424, with no remainder.
Since 626,424 cannot be divided by just 1 and 626,424, it is not a prime number.