Base 8 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 327: | \[{8^{327}-1\over7}\] | 73 × 10341703 × 499601719 × 745988807 × 9727892263<10> × 20597276734348736647<20> × 33157029794959983067039<23> × 88116165754061081804047<23> × 128014683020611040553769<24> × 870035986098720987332873<24> × 8290249522204489310786895351990721<34> × 206372514331790653651181848993175421190047559657<48> × 93020854332955811500795759680918012852376589116335216104721271087<65> |