Q: Is 239,640 a Prime Number?
A: No, 239,640 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 239640 can be evenly divided by 1 2 3 4 5 6 8 10 12 15 20 24 30 40 60 120 1,997 3,994 5,991 7,988 9,985 11,982 15,976 19,970 23,964 29,955 39,940 47,928 59,910 79,880 119,820 and 239,640, with no remainder.
Since 239,640 cannot be divided by just 1 and 239,640, it is not a prime number.