Finite Group Databasebeta

C7⋊(C23⋊Dic23) #28414481

order14812
automorphism?
homologyAbelianization (H1) = C4 · Schur multiplier (H2) = C23

Aliases

unambiguous semidirect productC7⋊(C23⋊Dic23)
unambiguous semidirect productC23⋊Dic161

Splittings

derived, HallC7×C232 ⋊ C4
SylowC232 ⋊ Dic7
SylowC7 ⋊ C23⋊Dic23

Subgroups

subgroupG/H
center, Frattini, hypercenterC2C7⋊(C23⋊D23)
commutator, hypocenterC7×C232C4
Fitting, socle, prime radical, cosocleC2×C7×C232C2
LCSG ▷ C7×C232
UCSC1 ◁ C2

156 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 14812

Polycyclic presentation:

2,7,23^2,2|a^2=e,b^a=b^6,c^a=c^22,d^a=d^22

Conjugacy classes & character table

3706 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(14812, 15);