Finite Group Databasebeta

C7×C7⋊(C19⋊AGL(1,𝔽5)) #32916034

order18620
automorphism?
homologyAbelianization (H1) = C4×C7 · Schur multiplier (H2) = C1

Aliases

direct productC7×C7⋊(C19⋊AGL(1,𝔽5))
unambiguous semidirect productC7⋊(C7×C19⋊AGL(1,𝔽5))
unambiguous semidirect productC19⋊(C7×C7⋊AGL(1,𝔽5))

Splittings

Fitting, socle, HallC5×C72×C19 ⋊ C4
derivedC5×C7×C19 ⋊ C4×C7
HallC72×C19 ⋊ AGL(1,𝔽5)
HallC5×C72 ⋊ Dic19
HallC5×C19 ⋊ C7×Dic7
SylowC72 ⋊ C19⋊AGL(1,𝔽5)
SylowC19 ⋊ C7×C7⋊AGL(1,𝔽5)
SylowC5 ⋊ C7×Dic133

Subgroups

subgroupG/H
center, hypercenterC7C7⋊(C19⋊AGL(1,𝔽5))
commutator, hypocenterC5×C7×C19C4×C7
FrattiniC1G
Fitting, socleC5×C72×C19C4
prime radicalC72×D5×C19C2
cosocleC7×D5×C19C2×C7
LCSG ▷ C5×C7×C19
UCSC1 ◁ C7

72 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 1330

Conjugacy classes & character table

1883 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(18620, 51);