Base 13 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 426: | \[{13^{426}-1\over12}\] | 2 × 3 × 7 × 61 × 157 × 6959 × 12923 × 201499 × 8227339 × 39355159 × 5990431171<10> × 149191250053<12> × 24385215615829<14> × 34078015035971503<17> × 36136869058233840897019<23> × 3635675840331161742297981783031<31> × 96292821127287236064998822696599<32> × 532615479720542238328159944384931<33> × 1649818592952900908784269998191033146612006407<46> × 504649541791910254264659793435883391598383106891<48> × 1016705137474747135476535700217615993757244294651630647<55> × 510720670401499537766932757566143975738614454682109577190543<60> × 56573583882629131201397586942443243853379490390398336588076200421<65> |