Base 12 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 250: | \[{12^{250}-1\over11}\] | 13 × 251 × 1951 × 13751 × 19141 × 21751 × 22621 × 60601 × 73951 × 118751 × 303551 × 73233751 × 438472201 × 12629757106815551<17> × 49155455682299488607091202165523262609092033251<47> × 10576996748039313036640466771629566566715155792251<50> × 2020595240666906175216926919443329256665417037375006384839685133690884988810355471332414873000251<97> |