Finite Group Databasebeta

C2×#22579855 #31800495

order17728
automorphism?
homologyAbelianization (H1) = C24 · Schur multiplier (H2) = C26

Aliases

direct productC2×#22579855

Splittings

FittingC2×C4⋊C4×C277 ⋊ C2
SylowC277 ⋊ C2×#121

Subgroups

subgroupG/H
centerC23C22×D277
commutator, cosocleC22×C277C24
FrattiniC22C23×D277
FittingC2×C4⋊C4×C277C2
socleC23×C277C23
hypercenterC2×C4⋊C4D277
hypocenterC277C2×#121
LCSG ▷ C22×C277 ▷ C277
UCSC1 ◁ C23 ◁ C2×C4⋊C4

426 conjugacy classes of subgroups; only the 135 normal subgroups are shown.

normal subgroups only

This group has 426 conjugacy classes of subgroups — too many to draw. Only its 135 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#47983483, #47983488, #47983594, …
maximal normal subgroup of#47983483, #47983488, #47983594, …
maximal quotient ofC2×#31799859, C2×#31799880, C2×#31799894, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(17728, 1042);