Q: Is 21,300,201 a Prime Number?
A: No, 21,300,201 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 21300201 can be evenly divided by 1 3 9 13 17 39 51 117 153 221 663 1,989 10,709 32,127 96,381 139,217 182,053 417,651 546,159 1,252,953 1,638,477 2,366,689 7,100,067 and 21,300,201, with no remainder.
Since 21,300,201 cannot be divided by just 1 and 21,300,201, it is not a prime number.
| Number | 21,300,199 | 21,300,200 | 21,300,202 | 21,300,203 |
| Prime? | yes | no | no | yes |