Finite Group Databasebeta

#31816122

order17792
automorphism?
homologyAbelianization (H1) = C24 · Schur multiplier (H2) = C25

Aliases

No aliases for this group.

Splittings

Fitting#472×C139 ⋊ C2
SylowC139 ⋊ #3067

Subgroups

subgroupG/H
centerC2#121×D139
commutator, cosocleC2×C4×C139C24
FrattiniC2×C4C23×D139
Fitting#472×C139C2
socleC2×C139C2×#121
hypercenter#472D139
hypocenterC139#3067
LCSG ▷ C2×C4×C139 ▷ C2×C139 ▷ C139
UCSC1 ◁ C2 ◁ C2×C4 ◁ #472

452 conjugacy classes of subgroups; only the 123 normal subgroups are shown.

normal subgroups only

This group has 452 conjugacy classes of subgroups — too many to draw. Only its 123 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|b^2=e,d^2=g,e^2=g,f^2=g,b^a=be,c^a=cf,e^a=eg,f^a=fg,h^b=h^138,f^c=fg,h^d=h^138

Conjugacy classes & character table

1136 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(17792, 14228);