Finite Group Databasebeta

C7×C3⋊(C7⋊#6157) #44528457

order31164
automorphism?
homologyAbelianization (H1) = C4×C7 · Schur multiplier (H2) = C1

Aliases

direct productC7×C3⋊(C7⋊#6157)
unambiguous semidirect productC3⋊(C7×C7⋊#6157)
unambiguous semidirect productC7⋊(C7×C3⋊#6157)

Splittings

Fitting, socle, HallC3×C72×C53 ⋊ C4
derivedC3×C7×C53 ⋊ C4×C7
HallC72×C53 ⋊ Dic3
HallC3×C53 ⋊ C7×Dic7
HallC3×C72 ⋊ #6157
SylowC53 ⋊ C7×Dic21
SylowC72 ⋊ C3⋊#6157
SylowC3 ⋊ C7×C7⋊#6157

Subgroups

subgroupG/H
center, hypercenterC7C3⋊(C7⋊#6157)
commutator, hypocenterC3×C7×C53C4×C7
FrattiniC1G
Fitting, socleC3×C72×C53C4
prime radicalC3×C72×D53C2
cosocleC3×C7×D53C2×C7
LCSG ▷ C3×C7×C53
UCSC1 ◁ C7

72 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 2226

Conjugacy classes & character table

2079 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(31164, 149);