Base 9 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 189: | \[{9^{189}-1\over8}\] | 72 × 13 × 19 × 37 × 43 × 109 × 127 × 379 × 433 × 547 × 757 × 883 × 1093 × 2269 × 2521 × 8209 × 19441 × 19927 × 84673 × 368089 × 30354157 × 550554229 × 60439117411<11> × 144542918285300809<18> × 49888641454623789553<20> × 57437711317851941680421581<26> × 67775349707440873247475442867753<32> |