Base 7 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 497: | \[{7^{497}-1\over6}\] | 29 × 4733 × 1753417 × 33628248200317<14> × 844654936937897<15> × 990643452963163<15> × 2480425115968157<16> × 169002145064468556765676975247413756542145739<45> × 60594839800392448770472439712899328773686932480300079975634051109664747243238974088293635840393750782605275018285648005039474649041026933927618536672825528661177733828253984307509633236532389447011131086621669581496268070144502132966079886234998846359954447034509585472485237180044828118247981072177295129<305> |