Finite Group Databasebeta

#31804404

order17792
automorphism?
homologyAbelianization (H1) = C2×C4 · Schur multiplier (H2) = C22

Aliases

No aliases for this group.

Splittings

SylowC139 ⋊ #1344

Subgroups

subgroupG/H
centerC22#17984757
commutatorC22×C4×C139C2×C4
FrattiniC2×C22⋊C4C2×D139
Fitting#397×C139C2
socleC22×C139#99
prime radicalC24×C139D4
cosocleC2×C22⋊C4×C139C22
hypercenter#397D139
hypocenterC139#1344
LCSG ▷ C22×C4×C139 ▷ C23×C139 ▷ C2×C139 ▷ C139
UCSC1 ◁ C22 ◁ C23 ◁ C2×C22⋊C4 ◁ #397

146 conjugacy classes of subgroups; only the 37 normal subgroups are shown.

normal subgroups only

This group has 146 conjugacy classes of subgroups — too many to draw. Only its 37 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=g,c^2=f,b^a=bc,c^a=ce,e^a=eg,h^a=h^138,c^b=cf,d^b=def,d^c=dg

Conjugacy classes & character table

1541 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(17792, 2510);