Base 13 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 226: | \[{13^{226}-1\over12}\] | 2 × 7 × 227 × 1583 × 5651 × 9719 × 1267183 × 114025363 × 2158975289 × 4427870101287797057<19> × 852333015613949705733446242454881<33> × 2354681344767073565792027035128553830301119883638043<52> × 61349337746986017722692725938501380826299213257649660983422349704788968522764032871952828460266300559135616999<110> |