Base 13 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
179: | \[{13^{179}-1\over12}\] | 68014208993<11> × 30484506253729138990941023932766743744447879547042689935752799536799949974225707594549601440977426181015217104249060910855782617806465003000263690298250748397678700003925585594730839255911<188> |