Finite Group Databasebeta

C2×#22579943 #31800991

order17728
automorphism?
homologyAbelianization (H1) = C22×C4 · Schur multiplier (H2) = C23

Aliases

direct productC2×#22579943
unambiguous semidirect productD277⋊#103

Splittings

FittingC2×Q8×C277 ⋊ C4
SylowC277 ⋊ C2×#103

Subgroups

subgroupG/H
centerC22C22⋊#11764308
commutatorC4×C277C22×C4
FrattiniC4C22×#11764308
FittingC2×Q8×C277C4
socleC22×C277C22⋊C4
prime radicalC22×D277D4
cosocleC4×D277C23
hypercenterC2×Q8#11764308
hypocenterC277C2×#103
LCSG ▷ C4×C277 ▷ C2×C277 ▷ C277
UCSC1 ◁ C22 ◁ C2×C4 ◁ C2×Q8

162 conjugacy classes of subgroups; only the 60 normal subgroups are shown.

normal subgroups only

This group has 162 conjugacy classes of subgroups — too many to draw. Only its 60 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) = 4432

Conjugacy classes & character table

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

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(17728, 1538);