Finite Group Databasebeta

2−1+4×#261 #13131818

order1664
automorphism?
homologyAbelianization (H1) = C24×C4 · Schur multiplier (H2) = C29

Aliases

direct product2−1+4×#261

Splittings

FittingC13×2−1+4 ⋊ C4
SylowC13 ⋊ C4×2−1+4

Subgroups

subgroupG/H
center, FrattiniC2C24×#261
commutator, socleC2×C13C24×C4
FittingC13×2−1+4C4
prime radicalD13×2−1+4C2
cosocleC2×D13C25
hypercenter2−1+4#261
hypocenterC13C4×2−1+4
LCSG ▷ C2×C13 ▷ C13
UCSC1 ◁ C2 ◁ 2−1+4

1492 conjugacy classes of subgroups; only the 754 normal subgroups are shown.

normal subgroups only

This group has 1492 conjugacy classes of subgroups — too many to draw. Only its 754 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) = 208

Conjugacy classes & character table

119 conjugacy classes — view the full character table.

Relationships

maximal subgroup of#261×#454, #261×#456, #16799815, …
maximal normal subgroup of#261×#454, #261×#456, #16799815, …
maximal quotient of#261×#520, #261×#519, #261×#536, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1664, 21492);