Base 18 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 134: | \[{18^{134}-1\over17}\] | 19 × 864167 × 100254379 × 14597889070451<14> × 14184594510552113<17> × 17412147374909347<17> × 562081533912939823<18> × 10829165718047954727946216809876203820917671<44> × 2619741840153557497513852197518003646043785689<46> |