Base 3 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 648: | \[{3^{648}-1\over2}\] | 24 × 5 × 7 × 13 × 19 × 37 × 41 × 73 × 109 × 163 × 433 × 757 × 1297 × 2161 × 2593 × 3889 × 6481 × 8209 × 15121 × 19441 × 19927 × 208657 × 224209 × 530713 × 1190701 × 10512289 × 16569793 × 5879415781<10> × 282429005041<12> × 3958044610033<13> × 12557612956332313<17> × 150094634909578633<18> × 11810320998429450817<20> × 82434619394313344569<20> × 41019075946094411081052200020897<32> × 373359151592836559227981405711789995613120526675324700281825308398799178576459281<81> |