Finite Group Databasebeta

C7⋊#1273 #11725459

order896
automorphism?
homologyAbelianization (H1) = C82 · Schur multiplier (H2) = C22×C4

Aliases

unambiguous semidirect productC7⋊#1273

Splittings

SylowC7 ⋊ #1273

Subgroups

subgroupG/H
center, FrattiniC2×C42C2×D7
commutatorC2×C7C82
FittingC2×C4×C7×C8C2
socle, prime radicalC23×C7C42
cosocleC2×C42×C7C22
hypercenterC2×C4×C8D7
hypocenterC7#1273
LCSG ▷ C2×C7 ▷ C7
UCSC1 ◁ C2×C42 ◁ C2×C4×C8

212 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 896

Polycyclic presentation:

2^7,7|a^2=d,b^2=e,d^2=f,e^2=g,b^a=bc,h^a=h^6

Conjugacy classes & character table

272 conjugacy classes — view the full character table.

Relationships

maximal subgroup of#13240568, #13240569, #13240581, …
maximal normal subgroup of#13240568, #13240569, #13240581, …
maximal quotient ofC7⋊#7014, #13240323, #13240324, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(896, 225);