Finite Group Databasebeta

#31808756

order17792
automorphism?
homologyAbelianization (H1) = C22×C42 · Schur multiplier (H2) = C24×C4

Aliases

No aliases for this group.

Splittings

FittingC4×C22⋊C4×C139 ⋊ C2
SylowC139 ⋊ #2273

Subgroups

subgroupG/H
center, FrattiniC23C23×D139
commutatorC2×C139C22×C42
FittingC4×C22⋊C4×C139C2
socle, cosocleC23×C139C24
prime radicalC24×D139C22
hypercenterC4×C22⋊C4D139
hypocenterC139#2273
LCSG ▷ C2×C139 ▷ C139
UCSC1 ◁ C23 ◁ C4×C22⋊C4

912 conjugacy classes of subgroups; only the 325 normal subgroups are shown.

normal subgroups only

This group has 912 conjugacy classes of subgroups — too many to draw. Only its 325 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) = 4448

Polycyclic presentation:

2^7,139|a^2=f,b^2=g,b^a=be,d^a=de,c^b=ce,h^d=h^138

Conjugacy classes & character table

2828 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(17792, 6862);