Q: Is 42,174 a Prime Number?
A: No, 42,174 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 42174 can be evenly divided by 1 2 3 6 9 11 18 22 27 33 54 66 71 99 142 198 213 297 426 594 639 781 1,278 1,562 1,917 2,343 3,834 4,686 7,029 14,058 21,087 and 42,174, with no remainder.
Since 42,174 cannot be divided by just 1 and 42,174, it is not a prime number.