Finite Group Databasebeta

C22⋊#17984566 #31800896

order17728
automorphism?
homologyAbelianization (H1) = C2×C16 · Schur multiplier (H2) = C22

Aliases

unambiguous semidirect productC22⋊#17984566

Splittings

SylowC277 ⋊ C22⋊C16

Subgroups

subgroupG/H
center, FrattiniC2×C4C2×#11764308
commutatorC2×C277C2×C16
FittingC22×C4×C277C4
socleC22×C277C2×C8
prime radicalC23×C277C8
cosocleC2×#14555660C22
hypercenterC22×C4#11764308
hypocenterC277C22⋊C16
LCSG ▷ C2×C277 ▷ C277
UCSC1 ◁ C2×C4 ◁ C22×C4

66 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 8864

Polycyclic presentation:

2^6,277|a^2=d,d^2=e,e^2=f,b^a=bc,g^a=g^217,g^d=g^276

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, 1443);