Finite Group Databasebeta
Cayley diagram

C2×#6511 #90509

order448
automorphism?
homologyAbelianization (H1) = C23×C4 · Schur multiplier (H2) = C25

Aliases

direct productC2×#6511

Splittings

SylowC7 ⋊ C2×#131

Subgroups

subgroupG/H
centerC2×C4C22×D7
commutatorC2×C7C23×C4
FrattiniC4C23×D7
Fitting, prime radicalC2×C7×#41C2
socleC22×C7C22×C4
cosocleC4×C7C24
hypercenterC2×#41D7
hypocenterC7C2×#131
LCSG ▷ C2×C7 ▷ C7
UCSC1 ◁ C2×C4 ◁ C2×#41

266 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 25
transitive degreeμt(G) = 224

A minimal faithful permutation representation — 4 generators on 25 points:

(1,2)(3,4,6,8,9,7,5)(10,12)(11,15)(13,19)(14,18)(16,22)(17,21)(20,24)(23,25);(12,18)(15,21)(19,24)(22,25);(4,5)(6,7)(8,9)(10,11,13,16,14,17,20,23)(12,15,19,22,18,21,24,25);(1,2)

Conjugacy classes & character table

100 conjugacy classes — view the full character table.

Relationships

maximal subgroup of#11727794, #11727795, #11727887, …
maximal normal subgroup of#11727794, #11727795, #11727887, …
maximal quotient ofC2×#89769, C2×#89771, C2×#89772, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(448, 1271);