Finite Group Databasebeta

#31807987

order17792
automorphism?
homologyAbelianization (H1) = C23 · Schur multiplier (H2) = C2

Aliases

No aliases for this group.

Splittings

SylowC139 ⋊ #2103

Subgroups

subgroupG/H
centerC4#17984828
commutator, cosocleC22×C4×C139C23
FrattiniC22×C4C22×D139
Fitting#344×C139C2
socleC2×C139#400
prime radicalC23×C139C2×Q8
hypercenter#344D139
hypocenterC139#2103
LCSG ▷ C22×C4×C139 ▷ C2×C139 ▷ C139
UCSC1 ◁ C4 ◁ C22×C4 ◁ #344

148 conjugacy classes of subgroups; only the 59 normal subgroups are shown.

normal subgroups only

This group has 148 conjugacy classes of subgroups — too many to draw. Only its 59 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=d,b^2=de,c^2=d,d^2=g,f^2=g,b^a=bd,c^a=ce,f^a=fg,h^a=h^138,c^b=cf,d^b=dg,e^b=eg,f^b=fg,h^c=h^138

Conjugacy classes & character table

1544 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(17792, 6093);