Base 25 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 148: | \[{25^{148}-1\over24}\] | 22 × 13 × 149 × 313 × 3257 × 9103 × 9769 × 40849 × 3542233 × 29010221 × 13971969971<11> × 8737481256739<13> × 10044059578457<14> × 45920153384867<14> × 510241095096183757930733363918820917976121<42> × 386351092900612873139777599710627862374177787331266972225815987845011959800953<78> |