Base 6 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| * 555: | \[{6^{555}-1\over5}\] | 5 × 43 × 149 × 311 × 1171 × 1201 × 7919 × 12211 × 2569799 × 3072481 × 89728627 × 187333846633<12> × 334286825813<12> × 1487716834806007369<19> × 3561693323285489089<19> × 1063053988637874955869001<25> × 8873589665415203133950333391744438230286867676415750962427767047136867240312454677254211<88> × [49794457497148259513158807766384355208220443453332205430963942637498542055455019149390012407637619692076408719723317394221355275937084110085610319727750224617930673622455077432662589389247983819702084458374331791613291<218>] |