Base 19 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| * 275: | \[{19^{275}-1\over18}\] | 101 × 151 × 911 × 1601 × 6451 × 104281 × 1074701 × 62060021 × 1176318551 × 484536191701<12> × 3370949568637201<16> × 36035657195482151<17> × 2762720155370058278742863792112809157901<40> × [1321767779210452354875726687801327604222452994251756448855025868591070364350982239200744634704157534347647894224098977191457801037863663226009457295373182988140916750105910905701744979747767260146136757216298602028114562090051<226>] |