Finite Group Databasebeta

C13×C7⋊Dic77 #43242174

order28028
automorphism?
homologyAbelianization (H1) = C4×C13 · Schur multiplier (H2) = C7

Aliases

direct productC13×C7⋊Dic77
unambiguous semidirect productC7⋊(C13×Dic77)
unambiguous semidirect productC11⋊(C13×C7⋊Dic7)

Splittings

derived, HallC72×C11 ⋊ C4×C13
HallC72×C11×C13 ⋊ C4
HallC72×C13 ⋊ Dic11
HallC11×C13 ⋊ C7⋊Dic7
SylowC72 ⋊ C13×Dic11
SylowC11 ⋊ C13×C7⋊Dic7

Subgroups

subgroupG/H
center, hypercenterC2×C13C7⋊D77
commutator, hypocenterC72×C11C4×C13
FrattiniC2C13×C7⋊D77
Fitting, socle, prime radicalC2×C72×C11×C13C2
cosocleC2×C72×C11C2×C13
LCSG ▷ C72×C11
UCSC1 ◁ C2×C13

120 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 28028

Conjugacy classes & character table

7046 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(28028, 30);