Base 23 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| * 428: | \[{23^{428}-1\over22}\] | 24 × 3 × 5 × 53 × 857 × 2141 × 3853 × 42373 × 371719 × 3176617 × 5106469 × 924489860479<12> × 9041484405245839<16> × 56305465728408991383655372830197739090408877<44> × 4860023739849468167494617145298577374989021607372139631077255601823<67> × 49899401391974546344537326670833945216032751295211978214001910387650356960625209090924926381155774342635644426540262978523<122> × [114390991708931330820102389240846369389932039511059814181724595429354656456612962785811240695829353663754542882642075441529400407279286453160593507927161941969348938706014110473894251437465234154701686745965965790041479584677857122726536585513952874179382703468974712245531797812633949<285>] |