Base 13 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
98: | \[{13^{98}-1\over12}\] | 2 × 73 × 29 × 1667 × 22079 × 435709 × 5229043 × 22896329 × 54461639 × 28082195177<11> × 16049801116294358590175881<26> × 1303929619014323295195519453212113<34> |