Base 5 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 369: | \[{5^{369}-1\over4}\] | 19 × 31 × 739 × 829 × 960139 × 1785961 × 2238236249 × 9025583299<10> × 5079304643216687969<19> × 5832474690386022428273180864659<31> × 127551580041880421988556534595464339049133992744450750874579570996690409<72> × 4401767427471554245569888823116891427547631641532952579412629834769301147800029941446798924602489<97> |