Base 13 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 352: | \[{13^{352}-1\over12}\] | 25 × 5 × 7 × 17 × 23 × 89 × 353 × 419 × 859 × 2657 × 4049 × 5281 × 6073 × 14281 × 18041 × 441281 × 15020897 × 21068609 × 283763713 × 407865361 × 128011456717<12> × 19395547354657<14> × 29919435299224417<17> × 3577574298489429481<19> × 161812513752466240577<21> × 479397861182521358407441<24> × 1358999792679530608571000081<28> × 49454398571328103550462982043605169<35> × 668229430151772307653060812800711311233<39> × 126842040264286084929767338120479708840436393117601<51> × 12790843224304711741109036753410589847815050332494198727588833<62> |