Q: Is 240,390 a Prime Number?
A: No, 240,390 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 240390 can be evenly divided by 1 2 3 5 6 9 10 15 18 30 45 90 2,671 5,342 8,013 13,355 16,026 24,039 26,710 40,065 48,078 80,130 120,195 and 240,390, with no remainder.
Since 240,390 cannot be divided by just 1 and 240,390, it is not a prime number.