Finite Group Databasebeta

#31808186

order17792
automorphism?
homologyAbelianization (H1) = C22×C4 · Schur multiplier (H2) = C2×C4

Aliases

No aliases for this group.

Splittings

SylowC139 ⋊ #2158

Subgroups

subgroupG/H
centerC2×C4#14555770
commutatorC8×C139C22×C4
FrattiniC2×C8C22×D139
Fitting#427×C139C2
socleC22×C139C2×D8
prime radicalC23×C139D8
cosocleC2×C8×C139C23
hypercenter#427D139
hypocenterC139#2158
LCSG ▷ C8×C139 ▷ C4×C139 ▷ C2×C139 ▷ C139
UCSC1 ◁ C2×C4 ◁ C22×C4 ◁ C22×C8 ◁ #427

152 conjugacy classes of subgroups; only the 85 normal subgroups are shown.

normal subgroups only

This group has 152 conjugacy classes of subgroups — too many to draw. Only its 85 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) = 8896

Polycyclic presentation:

2^7,139|a^2=e,b^2=df,c^2=g,d^2=fg,f^2=g,b^a=bd,d^a=df,f^a=fg,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, 6292);