Finite Group Databasebeta

#31814970

order17792
automorphism?
homologyAbelianization (H1) = C23×C4 · Schur multiplier (H2) = C25

Aliases

No aliases for this group.

Splittings

SylowC139 ⋊ #2906

Subgroups

subgroupG/H
center, FrattiniC2×C4C23×D139
commutator, socleC22×C139C23×C4
FittingC2×#131×C139C2
prime radicalC2×#41×C139C22
cosocleC2×C4×C139C24
hypercenterC2×#131D139
hypocenterC139#2906
LCSG ▷ C22×C139 ▷ C139
UCSC1 ◁ C2×C4 ◁ C2×#131

484 conjugacy classes of subgroups; only the 255 normal subgroups are shown.

normal subgroups only

This group has 484 conjugacy classes of subgroups — too many to draw. Only its 255 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=f,b^2=e,f^2=g,b^a=be,h^b=h^138,d^c=dg

Conjugacy classes & character table

2810 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(17792, 13076);