Finite Group Databasebeta

C2×ΓL(1,𝔽8)⋊#170 #13132408

order1680
isoclinismisoclinic class of ΓL(1,𝔽8)⋊AGL(1,𝔽5)
automorphism?
homologyAbelianization (H1) = C2×C3×C8 · Schur multiplier (H2) = C2

Aliases

direct productC2×ΓL(1,𝔽8)⋊#170
unambiguous semidirect product(C2×ΓL(1,𝔽8))⋊#170
unambiguous semidirect product(C2×C7⋊#170)⋊C3

Splittings

derived, HallC5×C7 ⋊ C2×C3×C8
HallC2×C7⋊#170 ⋊ C3
HallC5×ΓL(1,𝔽8) ⋊ C2×C8
HallΓL(1,𝔽8) ⋊ C2×#170
SylowC7 ⋊ C2×C3×#170
SylowC5 ⋊ C2×ΓL(1,𝔽8)⋊C8

Subgroups

subgroupG/H
center, hypercenterC22ΓL(1,𝔽8)⋊AGL(1,𝔽5)
commutator, hypocenterC5×C7C2×C3×C8
FrattiniC2C2×ΓL(1,𝔽8)⋊AGL(1,𝔽5)
Fitting, socleC22×C5×C7C3×C4
prime radicalC22×C5×ΓL(1,𝔽8)C4
cosocleC7×Dic5C22×C3
LCSG ▷ C5×C7
UCSC1 ◁ C22

88 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 560

Conjugacy classes & character table

76 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1680, 428);