Finite Group Databasebeta
Cayley diagram

C22×C81 #66313

order324
nilpotency class1
isoclinismisoclinic class of C1
automorphismAut(G) = C2×D3×C27 (order 324) · Inn(G) = C1 · Out(G) = C2×D3×C27
homologyAbelianization (H1) = G · Schur multiplier (H2) = C2

Aliases

abelianC22×C81
multiplicative(ℤ/489)ˣ, (ℤ/652)ˣ, (ℤ/972)ˣ, (ℤ/978)ˣ

Subgroups

subgroupG/H
centerGC1
commutatorC1G
Frattini, cosocleC27C22×C3
socle, prime radicalC22×C3C27
LCSG ▷ C1
UCSC1 ◁ G

25 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 85
transitive degreeμt(G) = 324

A minimal faithful permutation representation — 2 generators on 85 points:

(1,2)(5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,31,32,33,34,35,36,37,38,39,40,41,42,43,44,45,46,47,48,49,50,51,52,53,54,55,56,57,58,59,60,61,62,63,64,65,66,67,68,69,70,71,72,73,74,75,76,77,78,79,80,81,82,83,84,85);(3,4)

Conjugacy classes & character table

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

Relationships

center ofC22⋊C4×C81, C4⋊C4×C81, C2×D4×C81, …
derived subgroup ofA4×D81, D81⋊A4
Fitting subgroup ofC2×Dic81, #10619489, C22×D81, …
maximal subgroup ofC2×Dic81, #10619489, C2×C4×C81, …
maximal normal subgroup ofC2×Dic81, #10619489, C2×C4×C81, …
maximal quotient ofC2×C4×C81, D4×C81, Q8×C81, …
automorphism group ofC3×C163, C4×C163, C4×C243, …
outer automorphism group ofC3×C163, C4×C163, C4×C243, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(324, 5);