Finite Group Databasebeta

C7×Dic1027 #43273263

order28756
automorphism?
homologyAbelianization (H1) = C4×C7 · Schur multiplier (H2) = C1

Aliases

direct productC7×Dic1027
unambiguous semidirect productC79⋊(C7×Dic13)

Splittings

derived, HallC13×C79 ⋊ C4×C7
HallC7×C13×C79 ⋊ C4
HallC7×C79 ⋊ Dic13
HallC7×C13 ⋊ Dic79
SylowC79 ⋊ C7×Dic13
SylowC13 ⋊ C7×Dic79

Subgroups

subgroupG/H
center, hypercenterC2×C7D1027
commutator, hypocenterC13×C79C4×C7
FrattiniC2C7×D1027
Fitting, socle, prime radicalC2×C7×C13×C79C2
cosocleC2×C13×C79C2×C7
LCSG ▷ C13×C79
UCSC1 ◁ C2×C7

24 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 28756

Conjugacy classes & character table

7210 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(28756, 5);