Finite Group Databasebeta

C22⋊#22547569 #44542357

order31904
automorphism?
homologyAbelianization (H1) = C2×C8 · Schur multiplier (H2) = C22

Aliases

unambiguous semidirect productC22⋊#22547569

Splittings

SylowC997 ⋊ C22⋊C8

Subgroups

subgroupG/H
center, FrattiniC22C2×#16860614
commutatorC2×C997C2×C8
Fitting, prime radicalC23×C997C4
socleC22×C997C2×C4
cosocleC2×Dic997C22
hypercenterC23#16860614
hypocenterC997C22⋊C8
LCSG ▷ C2×C997 ▷ C997
UCSC1 ◁ C22 ◁ C23

50 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 15952

Polycyclic presentation:

2^5,997|a^2=d,d^2=e,b^a=bc,f^a=f^161,f^d=f^996

Conjugacy classes & character table

2012 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(31904, 202);