Finite Group Databasebeta

C7⋊D1141 #30630414

order15974
automorphism?
homologyAbelianization (H1) = C2 · Schur multiplier (H2) = C7

Aliases

unambiguous semidirect productC7⋊D1141
unambiguous semidirect productC163⋊(C7⋊D7)

Splittings

Fitting, socle, derived, HallC72×C163 ⋊ C2
SylowC163 ⋊ C7⋊D7
SylowC72 ⋊ D163

Subgroups

subgroupG/H
center, Frattini, hypercenterC1G
commutator, Fitting, socle, cosocle, hypocenterC72×C163C2
LCSG ▷ C72×C163
UCSC1

40 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 7987

Polycyclic presentation:

2,7^2,163|b^a=b^6,c^a=c^6,d^a=d^162

Conjugacy classes & character table

3995 conjugacy classes. The character table is too large to display.

Relationships

maximal subgroup ofD7×D1141, C7⋊D7×D163, C2×C7⋊D1141
maximal normal subgroup ofD7×D1141, C7⋊D7×D163, C2×C7⋊D1141
maximal quotient ofC7⋊Dic1141, C2×C7⋊D1141

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(15974, 6);