Finite Group Databasebeta

C22⋊#92562 #14522815

order2000
automorphism?
homologyAbelianization (H1) = C2×C4 · Schur multiplier (H2) = C22

Aliases

unambiguous semidirect productC22⋊#92562

Splittings

FittingC22×C53 ⋊ C4
SylowC53 ⋊ C22⋊C4

Subgroups

subgroupG/H
center, FrattiniC2C2×#92562
commutator, socleC2×C53C2×C4
FittingC22×C53C4
prime radicalC22×C5⋊(C5⋊D5)C2
cosocleC2×C5⋊(C5⋊D5)C22
hypercenterC22#92562
hypocenterC53C22⋊C4
LCSG ▷ C2×C53 ▷ C53
UCSC1 ◁ C2 ◁ C22

1088 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 500

Polycyclic presentation:

2^4,5^3|a^2=c,b^a=bd,e^a=e^2,f^a=f^2,g^a=g^2,e^c=e^4,f^c=f^4,g^c=g^4

Conjugacy classes & character table

134 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(2000, 778);