Q: Is 624,990 a Prime Number?
A: No, 624,990 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 624990 can be evenly divided by 1 2 3 5 6 10 15 30 83 166 249 251 415 498 502 753 830 1,245 1,255 1,506 2,490 2,510 3,765 7,530 20,833 41,666 62,499 104,165 124,998 208,330 312,495 and 624,990, with no remainder.
Since 624,990 cannot be divided by just 1 and 624,990, it is not a prime number.