Finite Group Databasebeta
Cayley diagram

C22×C27 #1078

order108
nilpotency class1
isoclinismisoclinic class of C1
automorphismAut(G) = C2×D3×C9 (order 108) · Inn(G) = C1 · Out(G) = C2×D3×C9
holomorphG ⋊ Aut(G) = S4×AGL(1,ℤ/27)
homologyAbelianization (H1) = G · Schur multiplier (H2) = C2

Aliases

abelianC22×C27
multiplicative(ℤ/324)ˣ

Subgroups

subgroupG/H
centerGC1
commutatorC1G
Frattini, cosocleC9C22×C3
socle, prime radicalC22×C3C9
LCSG ▷ C1
UCSC1 ◁ G

20 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 31
transitive degreeμt(G) = 108

A minimal faithful permutation representation — 2 generators on 31 points:

(1,2)(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);(3,4)

Conjugacy classes & character table

108 conjugacy classes — view the full character table.

Relationships

center ofC22⋊C4×C27, C4⋊C4×C27, C2×D4×C27, …
derived subgroup ofD27⋊A4, A4×D27, #11720046, …
Frattini subgroup ofC42⋊C81, C4×Dic81, Dic81⋊C4, …
Fitting subgroup ofC2×Dic27, #6171, C22×D27, …
maximal subgroup ofC2×Dic27, #6171, C2×C4×C27, …
maximal normal subgroup ofC2×Dic27, #6171, C2×C4×C27, …
maximal quotient ofC2×C4×C27, D4×C27, Q8×C27, …
automorphism group ofC4×C81
outer automorphism group ofC4×C81

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(108, 5);