Base 5 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 486: | \[{5^{486}-1\over4}\] | 2 × 36 × 7 × 19 × 31 × 109 × 163 × 271 × 487 × 829 × 1459 × 1783 × 4159 × 4861 × 5023 × 5167 × 8263 × 31051 × 39367 × 14001661 × 16018507 × 17995609 × 985562803 × 5986535931982369<16> × 2066067271380136212224701233463<31> × 83881765148602365370510261987969<32> × 11419697846380955982026777206637491<35> × 19681371898296689920357961741191524896341<41> × 8373477390050276652433423254294223385759021604794138850420132209270841677869418399601815970496419547849<103> |