Finite Group Databasebeta

C7×#1489 #11729958

order896
nilpotency class3
isoclinismisoclinic class of #447
automorphism?
homologyAbelianization (H1) = C22×C4×C7 · Schur multiplier (H2) = C22

Aliases

direct productC7×#1489

Subgroups

subgroupG/H
centerC2×C4×C7C2×D4
commutatorC2×C4C22×C4×C7
Frattini, cosocleC42C23×C7
socleC22×C7C2×C22⋊C4
prime radicalC2×C7×#41C4
LCSG ▷ C2×C4 ▷ C2 ▷ C1
UCSC1 ◁ C2×C4×C7 ◁ C2×C42×C7 ◁ G

266 conjugacy classes of subgroups; only the 104 normal subgroups are shown.

normal subgroups only

This group has 266 conjugacy classes of subgroups — too many to draw. Only its 104 normal subgroups are shown.

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

Full subgroup data →

Presentation

minimal degreeμ(G) = 23
transitive degreeμt(G) = 448

A minimal faithful permutation representation — 3 generators on 23 points:

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

Conjugacy classes & character table

266 conjugacy classes — view the full character table.

Relationships

Fitting subgroup of#13245845, #13245850, #13245855, …
maximal subgroup ofC7×#8440, C7×#8441, C7×#8442, …
maximal normal subgroup ofC7×#8440, C7×#8441, C7×#8442, …
maximal quotient ofC7×#7612, C7×#7613, C7×#7614, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(896, 4724);