Q: Is 319,240 a Prime Number?
A: No, 319,240 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 319240 can be evenly divided by 1 2 4 5 8 10 20 23 40 46 92 115 184 230 347 460 694 920 1,388 1,735 2,776 3,470 6,940 7,981 13,880 15,962 31,924 39,905 63,848 79,810 159,620 and 319,240, with no remainder.
Since 319,240 cannot be divided by just 1 and 319,240, it is not a prime number.