Base 18 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| * 335: | \[{18^{335}-1\over17}\] | 41 × 2711 × 864167 × 4430711 × 14184594510552113<17> × 562081533912939823<18> × 3054835908010475711<19> × 10765810478951733641<20> × 1212312042410023881121511<25> × 10829165718047954727946216809876203820917671<44> × [131824318144982709654836525912411623534965752276160665881806818710947725290016134473499565559175987527722947342145173559725932196580419416414895263356320625891696908130129114707533531399781196464032736870347920802949762527298828796538882644013473998214425672027081<264>] |