Finite Group Databasebeta

C2×D277⋊M16 #31801075

order17728
automorphism?
homologyAbelianization (H1) = C23×C4 · Schur multiplier (H2) = C25

Aliases

direct productC2×D277⋊M16
unambiguous semidirect productD277⋊(C2×M16)

Splittings

SylowC277 ⋊ C22×M16

Subgroups

subgroupG/H
centerC2×C4C2×#11764308
commutatorC2×C277C23×C4
FrattiniC2C23×#11764308
FittingC22×C4×C277C4
socleC22×C277C22×C4
prime radicalC23×D277C4
cosocleDic277C24
hypercenterC22×C4#11764308
hypocenterC277C22×M16
LCSG ▷ C2×C277 ▷ C277
UCSC1 ◁ C2×C4 ◁ C22×C4

298 conjugacy classes of subgroups; only the 148 normal subgroups are shown.

normal subgroups only

This group has 298 conjugacy classes of subgroups — too many to draw. Only its 148 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

1144 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(17728, 1622);