Finite Group Databasebeta

#31804511

order17792
automorphism?
homologyAbelianization (H1) = C42 · Schur multiplier (H2) = C22

Aliases

No aliases for this group.

Splittings

SylowC139 ⋊ #1386

Subgroups

subgroupG/H
centerC22#17984762
commutatorC8×C139C42
FrattiniC22×C8C2×D139
FittingC2×#106×C139C2
socleC22×C139#102
prime radicalC23×C139D8
cosocleC22×C8×C139C22
hypercenterC2×#106D139
hypocenterC139#1386
LCSG ▷ C8×C139 ▷ C4×C139 ▷ C2×C139 ▷ C139
UCSC1 ◁ C22 ◁ C22×C4 ◁ C22×C8 ◁ C2×#106

140 conjugacy classes of subgroups; only the 73 normal subgroups are shown.

normal subgroups only

This group has 140 conjugacy classes of subgroups — too many to draw. Only its 73 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=e,c^2=fg,e^2=f,f^2=g,b^a=bc,c^a=cf,e^a=ef,f^a=fg,h^a=h^138,c^b=cg,h^b=h^138

Conjugacy classes & character table

1964 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(17792, 2617);