Finite Group Databasebeta

C7⋊D581 #22550754

order8134
automorphism?
homologyAbelianization (H1) = C2 · Schur multiplier (H2) = C7

Aliases

unambiguous semidirect productC7⋊D581
unambiguous semidirect productC83⋊(C7⋊D7)

Splittings

Fitting, socle, derived, HallC72×C83 ⋊ C2
SylowC83 ⋊ C7⋊D7
SylowC72 ⋊ D83

Subgroups

subgroupG/H
center, Frattini, hypercenterC1G
commutator, Fitting, socle, hypocenterC72×C83C2
LCSG ▷ C72×C83
UCSC1

40 conjugacy classes of subgroups.

Full subgroup data →

Presentation

Polycyclic presentation:

2,7^2,83|b^a=b^6,c^a=c^6,d^a=d^82

Conjugacy classes & character table

2035 conjugacy classes. The character table is too large to display.

Relationships

maximal subgroup ofC7⋊D7×D83, D7×D581, C2×C7⋊D581, …
maximal normal subgroup ofC7⋊D7×D83, D7×D581, C2×C7⋊D581, …
maximal quotient ofC7⋊Dic581, C2×C7⋊D581, C3×C7⋊D581, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(8134, 10);