| Additional information |
| Cofactor of Repunit base n |
(2^1090-1)/(2-1) |
| Cofactor of Mersenne number |
2^1090-1 |
| Cofactor of Repunit base n |
(2^2180-1)/(2-1) |
| Cofactor of Mersenne number |
2^2180-1 |
| Cofactor of Mersenne number |
2^3270-1 |
| Cofactor of Near-repdigit 2(3)w |
(7*10^12-1)/3 |
| Cofactor of Near-repdigit 7(9)w |
8*10^47-1 |
| Cofactor of Near-repdigit 4(1)w |
(37*10^67-1)/9 |
| Cofactor of Near-repdigit 6(7)w |
(61*10^41-7)/9 |
| Cofactor of Near-repdigit 7(1)w |
(64*10^94-1)/9 |
| Cofactor of Near-repdigit 8(7)w |
(79*10^97-7)/9 |
| Cofactor of Depression 7(2)w7 |
(65*10^54+43)/9 |
| Cofactor of Factorial |
276!-1 |
| Cofactor of Near-repdigit (1)w3 |
(10^304+17)/9 |
| Cofactor of Near-repdigit (1)w7 |
(10^386+53)/9 |
| Cofactor of Near-repdigit (2)w7 |
(2*10^283+43)/9 |
| Cofactor of Near-repdigit (4)w3 |
(4*10^228-13)/9 |
| Cofactor of Near-repdigit (4)w9 |
(4*10^247+41)/9 |
| Cofactor of Near-repdigit (5)w3 |
(5*10^396-23)/9 |
| Cofactor of Near-repdigit (5)w9 |
(5*10^173+31)/9 |
| Cofactor of Near-repdigit (6)w1 |
(2*10^138-17)/3 |
| Cofactor of Near-repdigit (7)w3 |
(7*10^461-43)/9 |
| Cofactor of Near-repdigit (8)w1 |
(8*10^183-71)/9 |
| Cofactor of Near-repdigit (9)w1 |
10^420-9 |