Base 25 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 481: | \[{25^{481}-1\over24}\] | 149 × 5227 × 9103 × 38923 × 29010221 × 305175781 × 1856054903 × 13971969971<11> × 46314576101<11> × 8737481256739<13> × 45920153384867<14> × 61320012890721739181<20> × 17400227608812312697369<23> × 486059913607710365830032115613076332269305947462620375880290572017340680850278954192602546886507318525244009874673153587<120> × 2426988031106510616206115447271117456210224244567623860509379016982153670488599168998326045608817251496133560399979414789<121> × 117389621693362690004547547472535913720690996085923104650994393782052623922633171993037647725909926063227614475815369750667882293067699079<138> × 614472084244058567369033841444394374376600191226985044452628471219213589383093279036997545286198236283087988409174394530090256171413670747027960472923786097714891799<165> |