Finite Group Databasebeta

C2×#22579858 #31800499

order17728
automorphism?
homologyAbelianization (H1) = C24 · Schur multiplier (H2) = C25

Aliases

direct productC2×#22579858

Splittings

FittingC2×C4⋊C4×C277 ⋊ C2
SylowC277 ⋊ C2×C22⋊Q8

Subgroups

subgroupG/H
centerC23C22×D277
commutator, cosocleC22×C277C24
FrattiniC22C23×D277
FittingC2×C4⋊C4×C277C2
socleC23×C277C23
prime radicalC23×D277C22
hypercenterC2×C4⋊C4D277
hypocenterC277C2×C22⋊Q8
LCSG ▷ C22×C277 ▷ C277
UCSC1 ◁ C23 ◁ C2×C4⋊C4

322 conjugacy classes of subgroups; only the 127 normal subgroups are shown.

normal subgroups only

This group has 322 conjugacy classes of subgroups — too many to draw. Only its 127 normal subgroups are shown.

Dotted edges: containments with no intermediate normal subgroup — omitted non-normal subgroups may lie between.

Full subgroup data →

Presentation

transitive degreeμt(G) = 8864

Conjugacy classes & character table

2788 conjugacy classes. The character table is too large to display.

Relationships

maximal subgroup of#47981529, C4×#22579858, #47985701, …
maximal normal subgroup of#47981529, C4×#22579858, #47985701, …
maximal quotient ofC2×#31799861, C2×#31799873, C2×#31799876, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(17728, 1046);