Base 22 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| * 405: | \[{22^{405}-1\over21}\] | 34 × 132 × 61 × 109 × 127 × 163 × 271 × 433 × 541 × 13591 × 245411 × 297613 × 396091 × 2558953 × 858794191 × 1818246421 × 5499494353<10> × 24678723493<11> × 59780311093<11> × 30694259777925236834701<23> × 230578992060497937475215676741<30> × 3139225969774205123643416380334201526882277541645359<52> × 73416552231776135705931626489062101499925508729017731<53> × [91896518319526574242723920317613145312192188081102407171640681545485023788433132789252164111958536266235922934336251674266556549826399645873350984337863168710688403208971976922589767530958060968134855244919494543350859490828337537476411568296379094986481097590450146625071977407134899896321<290>] |