Finite Group Databasebeta

C7×Dic161 #17985198

order4508
automorphism?
homologyAbelianization (H1) = C4×C7 · Schur multiplier (H2) = C1

Aliases

direct productC7×Dic161
unambiguous semidirect productC7⋊(C7×Dic23)
unambiguous semidirect productC23⋊(C7×Dic7)

Splittings

derivedC7×C23 ⋊ C4×C7
HallC72×C23 ⋊ C4
SylowC72 ⋊ Dic23
SylowC23 ⋊ C7×Dic7

Subgroups

subgroupG/H
center, hypercenterC2×C7D161
commutator, hypocenterC7×C23C4×C7
FrattiniC2C7×D161
Fitting, socle, prime radicalC2×C72×C23C2
cosocleC2×C7×C23C2×C7
LCSG ▷ C7×C23
UCSC1 ◁ C2×C7

36 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 644

Conjugacy classes & character table

1148 conjugacy classes. The character table is too large to display.

Relationships

maximal subgroup ofC7×ΓL(1,𝔽8)⋊Dic23, C23⋊#10596873, C23⋊#10596872, …
maximal normal subgroup ofC7×ΓL(1,𝔽8)⋊Dic23, C23⋊#10596873, C23⋊#10596872, …
maximal quotient ofC3×C7×Dic161, C7×Dic483, C7×Dic805, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(4508, 13);