Finite Group Databasebeta

#11725287

order896
automorphism?
homologyAbelianization (H1) = C2×C4 · Schur multiplier (H2) = C4

Aliases

No aliases for this group.

Splittings

FittingC7×H(3,ℤ/4) ⋊ C2
SylowC7 ⋊ #1339

Subgroups

subgroupG/H
centerC2#89246
commutatorC2×C7×C8C2×C4
FrattiniC2×M16C2×D7
FittingC7×H(3,ℤ/4)C2
socleC2×C7#327
prime radical#89907C2
cosocleC2×C7×M16C22
hypercenterH(3,ℤ/4)D7
hypocenterC7#1339
LCSG ▷ C2×C7×C8 ▷ C2×C4×C7 ▷ C2×C7 ▷ C7
UCSC1 ◁ C2 ◁ C2×C4 ◁ C2×M16 ◁ H(3,ℤ/4)

114 conjugacy classes of subgroups; only the 31 normal subgroups are shown.

normal subgroups only

This group has 114 conjugacy classes of subgroups — too many to draw. Only its 31 normal subgroups are shown.

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

Full subgroup data →

Presentation

transitive degreeμt(G) = 112

Polycyclic presentation:

2^7,7|a^2=d,c^2=fg,e^2=g,f^2=g,b^a=bc,c^a=ce,f^a=fg,c^b=cf,d^b=defg,e^b=eg,f^b=fg,h^b=h^6,d^c=dg

Conjugacy classes & character table

86 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofD7×#1339, C2×#11725287, #13263944, …
maximal normal subgroup ofD7×#1339, C2×#11725287, #13263944, …
maximal quotient of#13240468, #13240471, #13240480, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(896, 53);