Base 13 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 516: | \[{13^{516}-1\over12}\] | 22 × 3 × 5 × 7 × 17 × 61 × 157 × 173 × 1549 × 2753 × 6451 × 28393 × 119627 × 748717 × 12566837 × 1906439401 × 3179016661 × 7825170961<10> × 8001003293<10> × 346982008721<12> × 7180925126477041<16> × 9391016904700369<16> × 43466212635494347<17> × 4048619615131328239<19> × 3605871444392247654973<22> × 14704313671678643430446722121<29> × 33892255655032831134903531821781001<35> × 552781743698966779174737704265497702530829<42> × 1708905187270614165827914326920860217053103683566606076777<58> × 651616094904264029636045409745382707279036764496482119665069<60> × 126598289098686992361319961677271280102865867250870974325500758871<66> × 2282896827564118614830321139863273281902297242217293299957091641478632763747522422102216379690085763366621<106> |