Base 31 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 312: | \[{31^{312}-1\over30}\] | 27 × 3 × 72 × 132 × 19 × 37 × 53 × 792 × 157 × 313 × 331 × 409 × 1129 × 13807 × 17863 × 39703 × 42407 × 238213 × 922561 × 2426789 × 4292809 × 7908811 × 116337521 × 135272593 × 76037563733<11> × 115436220433<12> × 141336778441<12> × 852890113921<12> × 42716694944587<14> × 101686136508893<15> × 305688893141113<15> × 5603212901768856193<19> × 175500339130677572941801<24> × 17123370267331917425544180721<29> × 224721202412918666334576819250523191369<39> × 2726200542741119966575177261557485131084188663722754554972281<61> × 7061309727038160118917348905583721905836010176635130037942866450528518079868301566447824644106512630305390306746017<115> |