Finite Group Databasebeta

#31814992

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

Aliases

No aliases for this group.

Splittings

Fitting#427×C139 ⋊ C2
SylowC139 ⋊ #2911

Subgroups

subgroupG/H
centerC2×C4D4×D139
commutatorC4×C139C23×C4
FrattiniC2×C4C23×D139
Fitting#427×C139C2
socleC22×C139C22×D4
prime radicalC23×D139D4
cosocleC2×C4×C139C24
hypercenter#427D139
hypocenterC139#2911
LCSG ▷ C4×C139 ▷ C2×C139 ▷ C139
UCSC1 ◁ C2×C4 ◁ C22×C4 ◁ #427

492 conjugacy classes of subgroups; only the 213 normal subgroups are shown.

normal subgroups only

This group has 492 conjugacy classes of subgroups — too many to draw. Only its 213 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=f,b^2=e,d^2=g,e^2=g,b^a=be,e^a=eg,c^b=cg,h^c=h^138

Conjugacy classes & character table

1976 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(17792, 13098);