Base 13 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 210: | \[{13^{210}-1\over12}\] | 2 × 3 × 72 × 11 × 29 × 31 × 43 × 61 × 71 × 157 × 211 × 337 × 463 × 547 × 2411 × 4651 × 22079 × 30941 × 161971 × 654221 × 759641 × 1759171 × 2714377 × 5229043 × 28325071 × 3357897971 × 54165939703<11> × 995277238201<12> × 16566575194331<14> × 707179356161321<15> × 30152259698778631<17> × 5160206875469814362621849035741<31> × 320553148774196624469658887398942218735081<42> |