Base 6 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 243: | \[{6^{243}-1\over5}\] | 19 × 43 × 163 × 2467 × 27767002339<11> × 249844450267<12> × 623067280651<12> × 37725805717350619429950429139147<32> × 47847655472636701140045116262913<32> × 103939380360329666746292370686492281<36> × 925107217907396149060423950294274601167515264043<48> |