Finite Group Databasebeta

#31804446

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

Aliases

No aliases for this group.

Splittings

Fitting#334×C139 ⋊ C2
SylowC139 ⋊ #1360

Subgroups

subgroupG/H
centerC22#17984762
commutatorC2×C8×C139C2×C4
FrattiniC4×C8C2×D139
Fitting#334×C139C2
socleC22×C139#102
prime radicalC2×D1112C4
cosocleC4×C8×C139C22
hypercenter#334D139
hypocenterC139#1360
LCSG ▷ C2×C8×C139 ▷ C2×C4×C139 ▷ C2×C139 ▷ C139
UCSC1 ◁ C22 ◁ C42 ◁ C4×C8 ◁ #334

102 conjugacy classes of subgroups; only the 39 normal subgroups are shown.

normal subgroups only

This group has 102 conjugacy classes of subgroups — too many to draw. Only its 39 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=d,c^2=fg,d^2=ef,e^2=g,f^2=g,b^a=bc,c^a=ce,e^a=eg,f^a=fg,c^b=cf,d^b=defg,e^b=eg,f^b=fg,h^b=h^138

Conjugacy classes & character table

1961 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(17792, 2552);