Base 8 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 466: | \[{8^{466}-1\over7}\] | 32 × 467 × 1399 × 27961 × 135607 × 622577 × 9551137 × 373746913 × 1401190779823<13> × 53590752072775417<17> × 1917765426328344646895407<25> × 23482447257772948338207752516264041<35> × 116868129879077600270344856324766260085066532853492178431<57> × 352369374013660139472574531568890678155040563007620742839120913<63> × 431363930838247166144681198345396801161915589485642909842198653394751<69> × 331997018907154605105439627246768387410091148934183179476062496087540587425301679685209566699340444844716483<108> |