Base 29 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 216: | \[{29^{216}-1\over28}\] | 23 × 34 × 5 × 13 × 19 × 37 × 61 × 67 × 73 × 109 × 271 × 313 × 421 × 757 × 9001 × 14437 × 41203 × 52813 × 353641 × 854929 × 869689 × 2284147 × 2924209 × 4978801 × 10435069 × 55576681 × 120264913 × 79053352921<11> × 467390730000853<15> × 1744612878442321<16> × 42150482650323109<17> × 220093795620430651<18> × 46184257742062361493641833<26> × 1971810216061538373537448753<28> × 211057409971705855362818568229<30> × 5226038388040976453581540800735661190003858312990392561<55> |