Q: Is 618,500 a Prime Number?
A: No, 618,500 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 618500 can be evenly divided by 1 2 4 5 10 20 25 50 100 125 250 500 1,237 2,474 4,948 6,185 12,370 24,740 30,925 61,850 123,700 154,625 309,250 and 618,500, with no remainder.
Since 618,500 cannot be divided by just 1 and 618,500, it is not a prime number.