Base 16 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 623: | \[{16^{623}-1\over15}\] | 29 × 43 × 113 × 127 × 179 × 1069 × 59809 × 72269 × 333929 × 62020897 × 390863971 × 34870850057<11> × 46339851433<11> × 4501313430014381<16> × 18584774046020617<17> × 74383430474532481<17> × 579017791994999956106149<24> × 2262240763086527047749989<25> × 123794003928545064364330189<27> × 618970019642690137449562111<27> × 89349398563047033956634076015148710969<38> × 5542780706199459765236818636587224154569405629<46> × 74716964067758844321661890925503011337830328521<47> × 75503007256403708051219633740668982144451227849<47> × 79674352522894354312422878450005263712074523824062110745148651289621350880376099320960953476231<95> × 21703413918764143226723101113245619018928985543438170480117766410199475936016354378496154520244614685359979335738274901469<122> × 167533981979589229303821877368142478936373365781547816846730915136908091300986218719708812171305110536487800307442293417476907051717464960921<141> |