Finite Group Databasebeta

#31806159

order17792
automorphism?
homologyAbelianization (H1) = C2×C42 · Schur multiplier (H2) = C42

Aliases

No aliases for this group.

Splittings

SylowC139 ⋊ #1747

Subgroups

subgroupG/H
centerC8C4×Dic139
commutatorC4×C139C2×C42
FrattiniC22×C4C22×D139
Fitting#405×C139C2
socleC2×C139#376
prime radicalC23×C139#41
cosocleC22×C4×C139C23
hypercenter#405D139
hypocenterC139#1747
LCSG ▷ C4×C139 ▷ C139
UCSC1 ◁ C8 ◁ #405

200 conjugacy classes of subgroups; only the 105 normal subgroups are shown.

normal subgroups only

This group has 200 conjugacy classes of subgroups — too many to draw. Only its 105 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=e,b^2=f,c^2=d,d^2=g,b^a=bd,f^a=fg,e^b=eg,h^b=h^138

Conjugacy classes & character table

2804 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(17792, 4265);