Base 5 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 74: | \[{5^{74}-1\over4}\] | 2 × 3 × 149 × 9103 × 29010221 × 13971969971<11> × 8737481256739<13> × 45920153384867<14> |
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 74: | \[{5^{74}-1\over4}\] | 2 × 3 × 149 × 9103 × 29010221 × 13971969971<11> × 8737481256739<13> × 45920153384867<14> |