Finite Group Databasebeta

C7×#1497 #11729966

order896
nilpotency class3
isoclinismisoclinic class of #468
automorphism?
homologyAbelianization (H1) = C22×C4×C7 · Schur multiplier (H2) = C22

Aliases

direct productC7×#1497

Subgroups

subgroupG/H
centerC2×C4×C7C2×D4
commutatorC2×C4C22×C4×C7
Frattini, cosocleC42C23×C7
socleC22×C7C2×C22⋊C4
prime radicalC23×C7C22⋊C4
LCSG ▷ C2×C4 ▷ C2 ▷ C1
UCSC1 ◁ C2×C4×C7 ◁ C2×C42×C7 ◁ G

202 conjugacy classes of subgroups; only the 92 normal subgroups are shown.

normal subgroups only

This group has 202 conjugacy classes of subgroups — too many to draw. Only its 92 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) = 39
transitive degreeμt(G) = 448

A minimal faithful permutation representation — 3 generators on 39 points:

(1,2,3,4,5,6,7)(8,9)(10,17)(11,15)(12,21)(13,16)(14,19)(18,22)(20,23)(24,25,27,31,28,30,34,37)(26,29,33,35,32,36,38,39);(8,10,13,20)(9,14,16,22)(11,19,12,18)(15,23,21,17)(24,26)(25,29)(27,33)(28,32)(30,36)(31,35)(34,38)(37,39);(8,11,13,12)(9,15,16,21)(10,18,20,19)(14,17,22,23)(25,30)(26,32)(31,37)(33,38)

Conjugacy classes & character table

224 conjugacy classes — view the full character table.

Relationships

Fitting subgroup of#13246145, #13246207, #13246214, …
maximal subgroup ofC7×#8490, C7×#8501, C7×#8502, …
maximal normal subgroup ofC7×#8490, C7×#8501, C7×#8502, …
maximal quotient ofC7×#7701, C7×#7702, C7×#7703, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(896, 4732);