Base 22 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| * 301: | \[{22^{301}-1\over21}\] | 7 × 173 × 947 × 16968421 × 259799207 × 17941645597<11> × 367228165529<12> × 33417528170944163<17> × 5928189493969854971555424440437874917187171<43> × [846329738602006359647748559042111755122544670471416733174602414446381728390799489137430599485904297158030374080751737677171562263567448711922657551893306722392873936211402862308740645834000445339200561894550563881864882220544163592554748883822172060226179005632364596739431285041813100301194524770101<300>] |