Finite Group Databasebeta

#31814966

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

Aliases

No aliases for this group.

Splittings

Fitting#423×C139 ⋊ C2
SylowC139 ⋊ #2905

Subgroups

subgroupG/H
center, FrattiniC2×C4C23×D139
commutator, socleC22×C139C23×C4
Fitting#423×C139C2
prime radicalC23×D139C2×C4
cosocleC2×C4×C139C24
hypercenter#423D139
hypocenterC139#2905
LCSG ▷ C22×C139 ▷ C139
UCSC1 ◁ C2×C4 ◁ #423

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

normal subgroups only

This group has 484 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,f^2=g,b^a=be,d^a=dg,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, 13072);