Base 25 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 305: | \[{25^{305}-1\over24}\] | 11 × 71 × 367 × 521 × 1831 × 2441 × 8419 × 9029 × 1884901 × 15056021 × 22351621 × 918585913061<12> × 15571335384347<14> × 1786560207910631<16> × 2835547919074635255541<22> × 14008364639128540436401<23> × 33568317875306837620981<23> × 107157282220986614613635281<27> × 117369445599178322177831741<27> × 140194179307171898833699259<27> × 668544860298171106062168575595041<33> × 282652835579996912219434560073594541<36> × 295872964617420065707345060653440400179552194131601<51> × 907108630550049150277513478107544348139630852447868173192872357776247941286941<78> |