Finite Group Databasebeta

#34254651

order20224
automorphism?
homologyAbelianization (H1) = C23×C8 · Schur multiplier (H2) = C26

Aliases

No aliases for this group.

Splittings

SylowC79 ⋊ #17438

Subgroups

subgroupG/H
centerC2×C4C22×C22⋊D79
commutatorC4×C79C23×C8
FrattiniC42C23×D79
FittingC4×H(5,𝔽2)×C79C2
socleC22×C79C22×C22⋊C4
prime radicalC2×H(5,𝔽2)×C79C4
cosocleC42×C79C24
hypercenterC4×H(5,𝔽2)D79
hypocenterC79#17438
LCSG ▷ C4×C79 ▷ C2×C79 ▷ C79
UCSC1 ◁ C2×C4 ◁ C4×#41 ◁ C4×H(5,𝔽2)

1290 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 5056

Polycyclic presentation:

2^8,79|a^2=f,e^2=g,f^2=h,b^a=be,e^a=eg,i^a=i^78,e^b=eg,d^c=dg

Conjugacy classes & character table

2740 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(20224, 135950);