Finite Group Databasebeta

C2×D7831 #44531209

order31324
automorphism?
homologyAbelianization (H1) = C22 · Schur multiplier (H2) = C2

Aliases

dihedralD15662
direct productC2×D7831
unambiguous semidirect product(C2×C41)⋊D191
unambiguous semidirect product(C2×C191)⋊D41

Splittings

Fitting, socleC2×C41×C191 ⋊ C2
derived, HallC41×C191 ⋊ C22
SylowC191 ⋊ C2×D41
SylowC41 ⋊ C2×D191

Subgroups

subgroupG/H
center, hypercenterC2D7831
commutator, cosocle, hypocenterC41×C191C22
FrattiniC1G
Fitting, socleC2×C41×C191C2
LCSG ▷ C41×C191
UCSC1 ◁ C2

20 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 234
transitive degreeμt(G) = 15662

A minimal faithful permutation representation — 2 generators on 234 points:

(1,2)(3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,31,32,33,34,35,36,37,38,39,40,41,42,43)(44,45,46,47,48,49,50,51,52,53,54,55,56,57,58,59,60,61,62,63,64,65,66,67,68,69,70,71,72,73,74,75,76,77,78,79,80,81,82,83,84,85,86,87,88,89,90,91,92,93,94,95,96,97,98,99,100,101,102,103,104,105,106,107,108,109,110,111,112,113,114,115,116,117,118,119,120,121,122,123,124,125,126,127,128,129,130,131,132,133,134,135,136,137,138,139,140,141,142,143,144,145,146,147,148,149,150,151,152,153,154,155,156,157,158,159,160,161,162,163,164,165,166,167,168,169,170,171,172,173,174,175,176,177,178,179,180,181,182,183,184,185,186,187,188,189,190,191,192,193,194,195,196,197,198,199,200,201,202,203,204,205,206,207,208,209,210,211,212,213,214,215,216,217,218,219,220,221,222,223,224,225,226,227,228,229,230,231,232,233,234);(4,43)(5,42)(6,41)(7,40)(8,39)(9,38)(10,37)(11,36)(12,35)(13,34)(14,33)(15,32)(16,31)(17,30)(18,29)(19,28)(20,27)(21,26)(22,25)(23,24)(45,234)(46,233)(47,232)(48,231)(49,230)(50,229)(51,228)(52,227)(53,226)(54,225)(55,224)(56,223)(57,222)(58,221)(59,220)(60,219)(61,218)(62,217)(63,216)(64,215)(65,214)(66,213)(67,212)(68,211)(69,210)(70,209)(71,208)(72,207)(73,206)(74,205)(75,204)(76,203)(77,202)(78,201)(79,200)(80,199)(81,198)(82,197)(83,196)(84,195)(85,194)(86,193)(87,192)(88,191)(89,190)(90,189)(91,188)(92,187)(93,186)(94,185)(95,184)(96,183)(97,182)(98,181)(99,180)(100,179)(101,178)(102,177)(103,176)(104,175)(105,174)(106,173)(107,172)(108,171)(109,170)(110,169)(111,168)(112,167)(113,166)(114,165)(115,164)(116,163)(117,162)(118,161)(119,160)(120,159)(121,158)(122,157)(123,156)(124,155)(125,154)(126,153)(127,152)(128,151)(129,150)(130,149)(131,148)(132,147)(133,146)(134,145)(135,144)(136,143)(137,142)(138,141)(139,140)

Conjugacy classes & character table

7834 conjugacy classes. The character table is too large to display.

Relationships

maximal subgroup ofD31324
maximal normal subgroup ofD31324
maximal quotient ofDic15662, D31324

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(31324, 11);