Finite Group Databasebeta

#34256245

order20224
automorphism?
homologyAbelianization (H1) = C23×C4 · Schur multiplier (H2) = C25

Aliases

No aliases for this group.

Splittings

SylowC79 ⋊ #17651

Subgroups

subgroupG/H
centerC2×C4C2×C22⋊Dic79
commutatorC2×C4×C79C23×C4
FrattiniC42C23×D79
Fitting, prime radicalC79×#3444C2
socleC22×C79C22×C22⋊C4
cosocleC42×C79C24
hypercenter#3444D79
hypocenterC79#17651
LCSG ▷ C2×C4×C79 ▷ C22×C79 ▷ C79
UCSC1 ◁ C2×C4 ◁ C22×C42 ◁ #3444

1060 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 5056

Polycyclic presentation:

2^8,79|a^2=f,c^2=g,d^2=gh,e^2=h,f^2=g,b^a=be,c^a=cg,e^a=eg,i^a=i^78,e^b=eh,f^b=fgh

Conjugacy classes & character table

2248 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(20224, 137544);