Finite Group Databasebeta

#31807293

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

Aliases

No aliases for this group.

Splittings

SylowC139 ⋊ #1974

Subgroups

subgroupG/H
centerC2×C4D4×D139
commutatorC2×C4×C139C22×C4
FrattiniC22×C4C22×D139
Fitting, prime radicalC2×#135×C139C2
socleC22×C139C4×D4
cosocleC22×C4×C139C23
hypercenterC2×#135D139
hypocenterC139#1974
LCSG ▷ C2×C4×C139 ▷ C2×C139 ▷ C139
UCSC1 ◁ C2×C4 ◁ C22×C4 ◁ C2×#135

300 conjugacy classes of subgroups; only the 97 normal subgroups are shown.

normal subgroups only

This group has 300 conjugacy classes of subgroups — too many to draw. Only its 97 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=df,c^2=e,d^2=g,e^2=g,f^2=g,b^a=bd,c^a=ce,d^a=dg,e^a=eg,h^a=h^138,h^b=h^138

Conjugacy classes & character table

1976 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(17792, 5399);