Finite Group Databasebeta
Cayley diagram

C22×D61 #92430

order488
isoclinismisoclinic class of D61
automorphism?
homologyAbelianization (H1) = C23 · Schur multiplier (H2) = C23

Aliases

direct productC22×D61
unambiguous semidirect productC61⋊C23
unambiguous semidirect product(C2×C61)⋊C22

Splittings

Fitting, socleC22×C61 ⋊ C2
derived, SylowC61 ⋊ C23

Subgroups

subgroupG/H
center, hypercenterC22D61
commutator, cosocle, hypocenterC61C23
FrattiniC1G
Fitting, socleC22×C61C2
LCSG ▷ C61
UCSC1 ◁ C22

32 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 65
transitive degreeμt(G) = 244

A minimal faithful permutation representation — 3 generators on 65 points:

(1,2)(3,4)(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);(3,4)(5,6,8,10,12,14,16,18,20,22,24,26,28,30,32,34,36,38,40,42,44,46,48,50,52,54,56,58,60,62,64,65,63,61,59,57,55,53,51,49,47,45,43,41,39,37,35,33,31,29,27,25,23,21,19,17,15,13,11,9,7);(1,2)

Conjugacy classes & character table

128 conjugacy classes — view the full character table.

Relationships

maximal subgroup of#11758198, C22⋊#6923, C2×C4×D61, …
maximal normal subgroup of#11758198, C22⋊#6923, C2×C4×D61, …
maximal quotient ofC2×Dic122, C2×C4×D61, C2×D244, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(488, 13);