Base 5 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 464: | \[{5^{464}-1\over4}\] | 24 × 3 × 13 × 17 × 59 × 233 × 313 × 929 × 11489 × 33409 × 35671 × 5096867 × 6090817323763<13> × 22125996444329<14> × 397823386118610689<18> × 1547355341777494553<19> × 33632031931522326531782695489<29> × 431947226814793053965448991778881<33> × 1334402673828313149547634216455312875601<40> × 4177156944967188156130003670858609781761<40> × 26402555233104235338319442328856531137164572437977963719678731913017716301867197206739969<89> |