Finite Group Databasebeta
Cayley diagram

C22×C4⋊Q8 #3441

order128
nilpotency class2
isoclinismisoclinic class of #120
automorphismAut(G) order 3145728
homologyAbelianization (H1) = C25 · Schur multiplier (H2) = C29

Aliases

direct productC22×C4⋊Q8

Subgroups

subgroupG/H
center, socle, prime radicalC24C23
commutator, Frattini, cosocleC22C25
LCSG ▷ C22 ▷ C1
UCSC1 ◁ C24 ◁ G
LECSG ▷ C22 ▷ C1

812 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 16
transitive degreeμt(G) = 128

A minimal faithful permutation representation — 5 generators on 16 points:

(3,4);(1,2)(3,4);(6,8)(9,10,13,16)(11,15,12,14);(9,11,13,12)(10,14,16,15);(5,6,7,8)(9,12,13,11)(10,15,16,14)

Conjugacy classes & character table

56 conjugacy classes — view the full character table.

Relationships

derived subgroup of#72266350, #72266412, #72268194, …
Frattini subgroup of#93114, #93116, #93117, …
Fitting subgroup ofA4×C4⋊Q8, #11711024, #11711025, …
maximal subgroup of#8340, #8342, #8551, …
maximal normal subgroup of#8340, #8342, #8551, …
maximal quotient ofC22×#384, C22×#389, C22×#391, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(128, 2173);