Finite Group Databasebeta

#35206271

order20512
automorphism?
homologyAbelianization (H1) = C2×C4 · Schur multiplier (H2) = C22

Aliases

No aliases for this group.

Splittings

SylowC641 ⋊ #102

Subgroups

subgroupG/H
centerC22C22⋊D641
commutatorC4×C641C2×C4
FrattiniC2×C4C2×D641
Fitting, prime radicalC2×D4×C641C2
socleC22×C641D4
cosocleC2×C4×C641C22
hypercenterC2×D4D641
hypocenterC641#102
LCSG ▷ C4×C641 ▷ C2×C641 ▷ C641
UCSC1 ◁ C22 ◁ C2×C4 ◁ C2×D4

50 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 10256

Polycyclic presentation:

2^5,641|a^2=d,c^2=e,b^a=bc,c^a=ce,f^a=f^640,c^b=ce

Conjugacy classes & character table

3214 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(20512, 67);