Q: Is 42,138,819 a Prime Number?
A: No, 42,138,819 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 42138819 can be evenly divided by 1 3 9 27 37 111 333 999 42,181 126,543 379,629 1,138,887 1,560,697 4,682,091 14,046,273 and 42,138,819, with no remainder.
Since 42,138,819 cannot be divided by just 1 and 42,138,819, it is not a prime number.
| Number | 42,138,817 | 42,138,818 | 42,138,820 | 42,138,821 |
| Prime? | no | no | no | no |