Finite Group Databasebeta

#31808294

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

Aliases

No aliases for this group.

Splittings

Fitting#365×C139 ⋊ C2
SylowC139 ⋊ #2180

Subgroups

subgroupG/H
centerC2#22581064
commutatorC8×C139C22×C4
FrattiniC2×C8C22×D139
Fitting#365×C139C2
socleC2×C139#442
prime radical#17984864C22
cosocleC2×C8×C139C23
hypercenter#365D139
hypocenterC139#2180
LCSG ▷ C8×C139 ▷ C4×C139 ▷ C2×C139 ▷ C139
UCSC1 ◁ C2 ◁ C2×C4 ◁ C2×C8 ◁ #365

142 conjugacy classes of subgroups; only the 51 normal subgroups are shown.

normal subgroups only

This group has 142 conjugacy classes of subgroups — too many to draw. Only its 51 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=e,c^2=ef,d^2=f,f^2=g,b^a=bd,c^a=cf,d^a=df,f^a=fg,d^b=dfg,e^b=eg,f^b=fg,h^b=h^138,d^c=dg,h^c=h^138

Conjugacy classes & character table

1127 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(17792, 6400);