Base 13 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 442: | \[{13^{442}-1\over12}\] | 2 × 7 × 53 × 103 × 443 × 13417 × 20333 × 23869 × 77351 × 79301 × 264031 × 741677 × 1566449 × 1803647 × 194388949 × 710581301 × 3890188303 × 15798461357509<14> × 617886851384381281<18> × 1590964049817874064437613134993537<34> × 103443410537429910434924357731141487573<39> × 250628937599392060850222494421582861661073493<45> × 36498670798932509842082495777971990123526954298358711554035134291964916829<74> × 772029391886709642786384382234690485082047183735560110747262704871450490130127391654067619897<93> × 42138334940164665201410120987348753644674810539502965907187270282530828221296776352872924929727581<98> |