Finite Group Databasebeta

C7×Dic1099 #44502438

order30772
automorphism?
homologyAbelianization (H1) = C4×C7 · Schur multiplier (H2) = C1

Aliases

direct productC7×Dic1099
unambiguous semidirect productC7⋊(C7×Dic157)

Splittings

derivedC7×C157 ⋊ C4×C7
HallC72×C157 ⋊ C4
SylowC157 ⋊ C7×Dic7
SylowC72 ⋊ Dic157

Subgroups

subgroupG/H
center, hypercenterC2×C7D1099
commutator, hypocenterC7×C157C4×C7
FrattiniC2C7×D1099
Fitting, socle, prime radicalC2×C72×C157C2
cosocleC2×C7×C157C2×C7
LCSG ▷ C7×C157
UCSC1 ◁ C2×C7

36 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 4396

Conjugacy classes & character table

7714 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(30772, 15);