Base 10 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
191: | \[{10^{191}-1\over9}\] | 4473297929<10> × 112103021940812743353521<24> × 22157070867225796885592763585328262489569972968246581871290190759966138800400415156501827001797032745294740404832373351030284459396524271152620265237784647679<158> |