Base 13 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 412: | \[{13^{412}-1\over12}\] | 22 × 5 × 7 × 17 × 619 × 1237 × 2473 × 5563 × 89611 × 1450447 × 89433871 × 9577825183<10> × 169156125029<12> × 592045971390131<15> × 299872566772439874463<21> × 147258804290600290058437<24> × 1493185475735966076741431<25> × 6751049753941218683804533633062608319163634632519849<52> × 620218456783781896239160280840458760079381054015521507<54> × 19026442010188172700578868793469892827183847475034770559<56> × 49960732970510074966673977585348646584027414550570800662794762796863969335040116542301427967251755583354174582660522616207363179201529035980576476963271875233<158> |