Base 22 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| * 303: | \[{22^{303}-1\over21}\] | 3 × 132 × 607 × 66666667 × 10749882625441<14> × 5147552136357347105420432182429<31> × 183008587185686382463990324637320953320837310043368635798071351514153885495074157291280114234852009963364388505069863557549045985325251<135> × [13009831034745241917523735802955551655715989616293946861912417401176662989898151357848788750628428640604355750595063755179702108712692722891816427858404276188669032268991670642663066595287768529016981617975004142611<215>] |