Finite Group Databasebeta

2−1+4×D25 #13099698

order1600
automorphism?
homologyAbelianization (H1) = C25 · Schur multiplier (H2) = C29

Aliases

direct product2−1+4×D25

Splittings

FittingC25×2−1+4 ⋊ C2
SylowC25 ⋊ C2×2−1+4

Subgroups

subgroupG/H
centerC2C24×D25
commutator, cosocleC2×C25C25
Frattini, socleC2×C5C24×D5
FittingC25×2−1+4C2
hypercenter2−1+4D25
hypocenterC25C2×2−1+4
LCSG ▷ C2×C25 ▷ C25
UCSC1 ◁ C2 ◁ 2−1+4

1191 conjugacy classes of subgroups; only the 513 normal subgroups are shown.

normal subgroups only

This group has 1191 conjugacy classes of subgroups — too many to draw. Only its 513 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) = 400

Conjugacy classes & character table

238 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1600, 2050);