Q: Is 40,248 a Prime Number?
A: No, 40,248 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 40248 can be evenly divided by 1 2 3 4 6 8 9 12 13 18 24 26 36 39 43 52 72 78 86 104 117 129 156 172 234 258 312 344 387 468 516 559 774 936 1,032 1,118 1,548 1,677 2,236 3,096 3,354 4,472 5,031 6,708 10,062 13,416 20,124 and 40,248, with no remainder.
Since 40,248 cannot be divided by just 1 and 40,248, it is not a prime number.