Base 13 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 306: | \[{13^{306}-1\over12}\] | 2 × 32 × 7 × 19 × 61 × 103 × 157 × 271 × 307 × 443 × 919 × 937 × 554167 × 763879 × 1609669 × 326881441 × 1814824801 × 1872876367 × 8122054267<10> × 936052510699<12> × 15798461357509<14> × 15840010226107<14> × 1981729131748453<16> × 617886851384381281<18> × 535301324317729848039542278039<30> × 476622264829847630603684799705499201<36> × 1254268197244436468667963228458364914772519408678215768492119<61> × 144923450429231394968623586477110194336950650118657448576712963069<66> |