Base 3 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 306: | \[{3^{306}-1\over2}\] | 22 × 7 × 13 × 19 × 37 × 103 × 307 × 613 × 757 × 919 × 1021 × 1871 × 12853 × 30091 × 34511 × 436357 × 129159847 × 6213394261<10> × 35106034213<11> × 99810171997<11> × 133395235891527691<18> × 123343105382171675857<21> × 28090626041813012073462457<26> |