Base 7 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 483: | \[{7^{483}-1\over6}\] | 3 × 19 × 29 × 47 × 139 × 3083 × 4733 × 705181 × 4406588677<10> × 11898664849<11> × 12306818749<11> × 402011881627<12> × 31479823396757<14> × 67742292054781<14> × 235169662395069356312233<24> × 4615185796935334098258901<25> × 150557819388250184737538915006485086145065087672198550975239193637571002600137<78> × 3944379013525180009517808619983450365493173843291008036907985762999563078134026564245823357959929<97> × 6401413462660573097614205385161348436322345324188531641073113854321298970758963632297826351200021<97> |