Base 25 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| * 488: | \[{25^{488}-1\over24}\] | 23 × 13 × 17 × 313 × 367 × 733 × 977 × 8419 × 9029 × 11489 × 57097 × 61001 × 46455649 × 13438797761<11> × 19811275733<11> × 918585913061<12> × 15571335384347<14> × 188732040042673<15> × 26933356951273517<17> × 1475034311407732073353<22> × 14008364639128540436401<23> × 140194179307171898833699259<27> × 30319589876521738837586350091112786441985691445677<50> × 6709517839740429079122261237565324676887156631598042446793209605582023264174532698965573854290986610705488759007489169066861168277603749377361<142> × [2782670740289564756529804800300191986155370548717832473685842741346800899470085677056403681167873563332544060370682523398109759834149061982053190004682806090253132588748091647850519762746708923828544267443593133601734176755801545804062716323893362121320984087759027663409424757552702616003374260544929<301>] |