tables > repunit > 20

Base 20 Repunits

Table

Viewing: 640 – 640 << prev next >>

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Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>

* 640: \[{20^{640}-1\over19}\] 3 × 7 × 11 × 17 × 41 × 61 × 97 × 193 × 251 × 401 × 577 × 641 × 2801 × 76001 × 148721 × 152381 × 160001 × 222361 × 1505882353 × 26243297281<11> × 4213987444481<13> × 10003633201921<14> × 19781545588481<14> × 32018865275041<14> × 4406613081041681<16> × 20782993484427521<17> × 1118279896633102081<19> × 6756288659793814433<19> × 82832842974154279534081<23> × 176495898629033039186561<24> × 1156986133805421031180101901956481<34> × 6016843417749425380073724334377601<34> × 26715523979628786958854098728207361<35> × 184467440737095516159718525023289344000000429496729599999999999344640000000000000001<84> × 1415152325784404779623298182297125808545539279056012390108533684738366339422827241282240157192646731175726831228246401<118> × [3944139008410503030016594695620538878027477839720109249976271927677817991804550775084341699025021386546168350995734994793085352296060424223039314996164262344140997699302644254101805512596455288933581599375142048232910271353734265604566625295362786146442513296851926387148124796277437094059521<292>]

Index range: 640 – 640 << prev next >>