Base 19 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 226: | \[{19^{226}-1\over18}\] | 22 × 5 × 227 × 3617 × 6781 × 14417671 × 48427507 × 231494967593408932347161<24> × 714855743166505061119343573406071704552505364650115939407<57> × 953601546916730208043683136575174664284820413635215138449365239<63> × 45105455053019926096989967321192491775615103323415239629606365036266780745382993922176956968187479923972573050518012187<119> |