Base 5 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 179: | \[{5^{179}-1\over4}\] | 359 × 3581 × 75539 × 17315029 × 100894073362387242965129<24> × 192314444462213728810818160511138304152610629589418566747969452950500442408719960811<84> |