Q: Is 285,940 a Prime Number?
A: No, 285,940 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 285940 can be evenly divided by 1 2 4 5 10 17 20 29 34 58 68 85 116 145 170 290 340 493 580 841 986 1,682 1,972 2,465 3,364 4,205 4,930 8,410 9,860 14,297 16,820 28,594 57,188 71,485 142,970 and 285,940, with no remainder.
Since 285,940 cannot be divided by just 1 and 285,940, it is not a prime number.