Finite Group Databasebeta

#22550672

order8128
automorphism?
homologyAbelianization (H1) = C24 · Schur multiplier (H2) = C25

Aliases

No aliases for this group.

Splittings

FittingAGL(1,ℤ/8)×C127 ⋊ C2
SylowC127 ⋊ #575

Subgroups

subgroupG/H
centerC2C2×D4×D127
commutatorC4×C127C24
FrattiniC4C23×D127
FittingAGL(1,ℤ/8)×C127C2
socleC2×C127C22×D4
hypercenterAGL(1,ℤ/8)D127
hypocenterC127#575
LCSG ▷ C4×C127 ▷ C2×C127 ▷ C127
UCSC1 ◁ C2 ◁ C2×C4 ◁ AGL(1,ℤ/8)

262 conjugacy classes of subgroups; only the 99 normal subgroups are shown.

normal subgroups only

This group has 262 conjugacy classes of subgroups — too many to draw. Only its 99 normal subgroups are shown.

Dotted edges: containments with no intermediate normal subgroup — omitted non-normal subgroups may lie between.

Full subgroup data →

Presentation

Polycyclic presentation:

2^6,127|d^2=f,e^2=f,b^a=be,c^a=cf,e^a=ef,e^b=ef,g^d=g^126

Conjugacy classes & character table

715 conjugacy classes — view the full character table.

Relationships

maximal subgroup of#30648075, #30648077, #30648084, …
maximal normal subgroup of#30648075, #30648077, #30648084, …
maximal quotient of#30647244, #30647246, #30647317, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(8128, 1345);