Finite Group Databasebeta
Cayley diagram

C2×D113 #90674

order452
isoclinismisoclinic class of D113
automorphism?
homologyAbelianization (H1) = C22 · Schur multiplier (H2) = C2

Aliases

dihedralD226
direct productC2×D113
unambiguous semidirect productC113⋊C22
unambiguous semidirect product(C2×C113)⋊C2

Splittings

Fitting, socleC2×C113 ⋊ C2
derived, SylowC113 ⋊ C22

Subgroups

subgroupG/H
center, hypercenterC2D113
commutator, cosocle, hypocenterC113C22
FrattiniC1G
Fitting, socleC2×C113C2
LCSG ▷ C113
UCSC1 ◁ C2

10 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 115
transitive degreeμt(G) = 226

A minimal faithful permutation representation — 2 generators on 115 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);(4,115)(5,114)(6,113)(7,112)(8,111)(9,110)(10,109)(11,108)(12,107)(13,106)(14,105)(15,104)(16,103)(17,102)(18,101)(19,100)(20,99)(21,98)(22,97)(23,96)(24,95)(25,94)(26,93)(27,92)(28,91)(29,90)(30,89)(31,88)(32,87)(33,86)(34,85)(35,84)(36,83)(37,82)(38,81)(39,80)(40,79)(41,78)(42,77)(43,76)(44,75)(45,74)(46,73)(47,72)(48,71)(49,70)(50,69)(51,68)(52,67)(53,66)(54,65)(55,64)(56,63)(57,62)(58,61)(59,60)

Conjugacy classes & character table

116 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofC4×D113, D452, C22⋊D113, …
maximal normal subgroup ofC4×D113, D452, C22⋊D113, …
maximal quotient ofDic226, C4×D113, D452, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(452, 4);