Base 17 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 275: | \[{17^{275}-1\over16}\] | 2551 × 5351 × 88741 × 15357101 × 26278001 × 3332897591 × 11330289301<11> × 2141993519227<13> × 962619789378941<15> × 315531140147973311<18> × 1229656952910190600706978115994058044557152320525252334532369208057263645427773718444739763865752295599157913834866273078714296800594216143646961438696759883821222404895241687812253224835686229913381525581123703501116228639542497294683229505115201<247> |