Base 5 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 591: | \[{5^{591}-1\over4}\] | 31 × 31950612451<11> × 470323176131<12> × 362204827770839<15> × 730600976247394424186287179916007406731365107091939767543519557253021863903691190053568311733456440015345138409<111> × 250230836157762092055400753637912628759094096700515369017850923660704923705511456874245207991136022459917050999133363971381601084268337546201944369461097604806216402793092627208772172368194904978980161532437570039733268756661071225737390652827160252430360642086171<264> |