Finite Group Databasebeta
Cayley diagram

C2×C89 #4354

order178
nilpotency class1
isoclinismisoclinic class of C1
automorphismAut(G) = C8×C11 (order 88) · Inn(G) = C1 · Out(G) = C8×C11
holomorphG ⋊ Aut(G) = C2×AGL(1,𝔽89)
homologyAbelianization (H1) = G · Schur multiplier (H2) = C1

Aliases

cyclicC178
abelianC2×C89
multiplicative(ℤ/179)ˣ, (ℤ/358)ˣ

Subgroups

subgroupG/H
centerGC1
commutator, FrattiniC1G
LCSG ▷ C1
UCSC1 ◁ G

4 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 91
transitive degreeμt(G) = 178

A minimal faithful permutation representation — 1 generator on 91 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)

Conjugacy classes & character table

178 conjugacy classes — view the full character table.

Relationships

center ofD4×C89, Q8×C89, Dic3×C89, …
derived subgroup ofDic178, D356, C22⋊D89, …
Frattini subgroup ofC4×C7921, Dic7921, Dic15842, …
Fitting subgroup ofDic89, C2×D89, #10623496, …
socle ofDic89, C4×C89, C2×D89, …
maximal subgroup ofDic89, C4×C89, C2×D89, …
maximal normal subgroup ofDic89, C4×C89, C2×D89, …
maximal quotient ofC4×C89, C22×C89, D3×C89, …
automorphism group ofC179, C2×C179
outer automorphism group ofC179, C2×C179

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(178, 2);