Base 23 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 250: | \[{23^{250}-1\over22}\] | 23 × 3 × 31 × 41 × 101 × 211 × 251 × 6551 × 24001 × 56951 × 145501 × 292561 × 1068701 × 3432251 × 323597501 × 3225981751 × 12321237251<11> × 71413916501<11> × 279175761283651<15> × 1807885584943797001<19> × 2179066043469271001<19> × 261968569374120475321751<24> × 47609780204609912119505299112685047748243468072001<50> × 12479322922029571896500551267361627924473784778305198856443796751<65> × 34259920844306901941082305165658247812315166647626594165242479251<65> |