Base 28 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 322: | \[{28^{322}-1\over27}\] | 29 × 47 × 113 × 1289 × 13007 × 35771 × 1227143 × 4422461 × 115152031 × 140668620541<12> × 1490362205711<13> × 4099849287367<13> × 6961066730472989<16> × 119711833813864153<18> × 1517655145813456319033978812579<31> × 536040416747899465689376645876122041<36> × 138091054920126109539774449081329277913451<42> × 193923659970367322531852332259333153573791709<45> × 3240904998704058785400163338176655588446696191883<49> × 504014143379662254738274886140789618784757605057931001<54> × 243114166198682804303589337237611372350619560565765463638224263170866643850985779833150209926005425056217<105> |