Finite Group Databasebeta

D25⋊#131 #13099675

order1600
automorphism?
homologyAbelianization (H1) = C23×C4 · Schur multiplier (H2) = C25

Aliases

unambiguous semidirect productD25⋊#131

Splittings

SylowC25 ⋊ C2×#131

Subgroups

subgroupG/H
centerC4C22×#1035
commutatorC2×C25C23×C4
Frattini, socleC2×C5C23×AGL(1,𝔽5)
Fitting#41×C25C4
prime radical#41×D25C2
cosocleDic25C24
hypercenter#41#1035
hypocenterC25C2×#131
LCSG ▷ C2×C25 ▷ C25
UCSC1 ◁ C4 ◁ #41

399 conjugacy classes of subgroups; only the 155 normal subgroups are shown.

normal subgroups only

This group has 399 conjugacy classes of subgroups — too many to draw. Only its 155 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

Polycyclic presentation:

2^6,5^2|a^2=e,c^2=f,e^2=f,g^5=h,g^a=g^2h,h^a=h^2,d^b=df,g^e=g^4h^4,h^e=h^4

Conjugacy classes & character table

100 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1600, 2027);