Q: Is 248,358 a Prime Number?
A: No, 248,358 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 248358 can be evenly divided by 1 2 3 6 11 22 33 53 66 71 106 142 159 213 318 426 583 781 1,166 1,562 1,749 2,343 3,498 3,763 4,686 7,526 11,289 22,578 41,393 82,786 124,179 and 248,358, with no remainder.
Since 248,358 cannot be divided by just 1 and 248,358, it is not a prime number.