Base 17 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 165: | \[{17^{165}-1\over16}\] | 67 × 307 × 331 × 3697 × 46861 × 88741 × 976669 × 8747971 × 15357101 × 3332897591 × 6566760001<10> × 580195096801<12> × 2141993519227<13> × 15814892288119<14> × 962619789378941<15> × 315531140147973311<18> × 398927455208603302615658610301<30> × 9228669129111002969639944997013465252895081<43> |