Finite Group Databasebeta

C7×Dic1121 #44535995

order31388
automorphism?
homologyAbelianization (H1) = C4×C7 · Schur multiplier (H2) = C1

Aliases

direct productC7×Dic1121
unambiguous semidirect productC19⋊(C7×Dic59)
unambiguous semidirect productC59⋊(C7×Dic19)

Splittings

derived, HallC19×C59 ⋊ C4×C7
HallC7×C19×C59 ⋊ C4
HallC7×C59 ⋊ Dic19
HallC7×C19 ⋊ Dic59
SylowC59 ⋊ C7×Dic19
SylowC19 ⋊ C7×Dic59

Subgroups

subgroupG/H
center, hypercenterC2×C7D1121
commutator, hypocenterC19×C59C4×C7
FrattiniC2C7×D1121
Fitting, socle, prime radicalC2×C7×C19×C59C2
cosocleC2×C19×C59C2×C7
LCSG ▷ C19×C59
UCSC1 ◁ C2×C7

24 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 31388

Conjugacy classes & character table

7868 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(31388, 4);