Base 13 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 429: | \[{13^{429}-1\over12}\] | 3 × 23 × 53 × 61 × 79 × 419 × 859 × 1093 × 3433 × 4603 × 18041 × 21841 × 264031 × 1803647 × 69026101 × 252123301 × 274354081 × 133419712999<12> × 57745124662681<14> × 140748861026489<15> × 3555941843600719<16> × 34436567931553789<17> × 39826785573214737241<20> × 17551032119981679046729<23> × 245104739357763646208563<24> × 580930064367846343868719<24> × 2024241953440872773261083<25> × 422385642452919347685571782874181<33> × 3998259837097900188695659311992063431399<40> × 161698032330602217973565076587883105790432469197175127575868351403191497893<75> × 885034123154985718550925754412897125524923630764788390509882433729268231928701<78> |