Base 6 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 424: | \[{6^{424}-1\over5}\] | 7 × 37 × 107 × 1297 × 13781 × 26713 × 97351567 × 33685364386033<14> × 69693040414889<14> × 357293834576449<15> × 71080464397105403<17> × 20089340310546423313<20> × 1110998112983390874377<22> × 7091531088740602980647<22> × 83183051545234447336922778521<29> × 825099745124166389803400429081<30> × 175436926004647658810244613736479118917<39> × 175787157418305877173455355755546870641<39> × 6709889924072878618980529192660651333599242393089<49> |