Base 17 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 264: | \[{17^{264}-1\over16}\] | 23 × 33 × 5 × 7 × 13 × 23 × 29 × 67 × 73 × 89 × 199 × 307 × 353 × 397 × 947 × 991 × 1321 × 3697 × 19801 × 21649 × 25741 × 41761 × 48973 × 72337 × 83233 × 85009 × 976669 × 4578289 × 11372329 × 39172453 × 87415373 × 256152733 × 6901823633<10> × 2141993519227<13> × 15814892288119<14> × 123315508367830153<18> × 24803584884945666574650860779461298237<38> × 10220537742525964173135803376631640231153<41> × 102202935988925225740980314827293394849088699410697894160394416184054941608233<78> |