Base 15 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 345: | \[{15^{345}-1\over14}\] | 11 × 61 × 241 × 829 × 967 × 1151 × 4931 × 31741 × 53591 × 100511 × 35626081 × 39225301 × 434956681 × 2083752851 × 80732172121<11> × 707110537201<12> × 740265963181<12> × 4088280880261<13> × 44799439525501<14> × 376301475193381<15> × 3046462151831565769<19> × 42460920908092999453501<23> × 153908199071740625749971976183<30> × 232643509369965199034945859843121<33> × 17616646658610304480313635124812321<35> × 10644879370700758599314034130069301427663517906526477650185984589059610331150430978438530770567429777648822328441792054574232561<128> |