Base 13 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| * 501: | \[{13^{501}-1\over12}\] | 3 × 61 × 29059 × 37478809 × 69775273 × 74016071 × 37342566535951<14> × 199494205465879<15> × 863628686858502013448191<24> × 821288508980377987677186127429<30> × 43858466425997115091385652570530347<35> × 159118902367467313660990035078999114513345489640400421534352712894290499956773144175019294161429652792551<105> × [2673995549163407945743722861608667073286331614411643611098939621060340435270226253872019975493722471630252960483280319246498193426511407828889300885436327878980190443150418124150932433672487876876919377209089227977782586363012076082831236805167172656507898207753940829804481435793463233531705227531926234777<307>] |