Base 5 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| * 747: | \[{5^{747}-1\over4}\] | 19 × 31 × 499 × 829 × 10459 × 12451 × 169321 × 20515111 × 607807009 × 64613577662440706821<20> × 486307761332920261532701<24> × 1431185706701868962383741<25> × 88040095945103834627376781<26> × 104329813967341854028495594566831365599906075380454045137769<60> × [12203886528982049898881297883125133861880317794836152075180223521781196966850749111235331916134996980008565688106091875973495158703791273079609503490194889388344116482775378083708395547096287905593458324027634069631439466021333439330450184602746566162980100563028991466487606967366281549126334131300172773292732463718450205845805771<332>] |