Base 17 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
208: | \[{17^{208}-1\over16}\] | 24 × 32 × 5 × 29 × 53 × 79 × 1873 × 18913 × 41761 × 65651 × 184417 × 212057 × 2001793 × 19825313 × 62507849 × 1224199237 × 2919196853 × 558796871153<12> × 13938043025453<14> × 953739065349409<15> × 3762839744580593<16> × 1175496327058885417<19> × 2806294401208342088929<22> × 1975210476941725089125175857767500821151290431477698782638605674523872594825722049441<85> |