Finite Group Databasebeta

C7×#1440 #11729909

order896
nilpotency class2
isoclinismisoclinic class of #392
automorphism?
homologyAbelianization (H1) = C22×C4×C7 · Schur multiplier (H2) = C26

Aliases

direct productC7×#1440

Subgroups

subgroupG/H
center, socleC24×C7C23
commutatorC23C22×C4×C7
Frattini, cosocleC24C23×C7
prime radicalC25×C7C22
LCSG ▷ C23 ▷ C1
UCSC1 ◁ C24×C7 ◁ G

736 conjugacy classes of subgroups; only the 216 normal subgroups are shown.

normal subgroups only

This group has 736 conjugacy classes of subgroups — too many to draw. Only its 216 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)(13,15)(16,17,18,19)(20,21,23,22);(9,11)(13,15)(21,22);(8,9)(10,11)(12,13)(14,15)(16,17)(18,19)(20,22,23,21)

Conjugacy classes & character table

308 conjugacy classes — view the full character table.

Relationships

Fitting subgroup of#13241113, #13246370, D7×#1440, …
maximal subgroup ofC7×#7324, C7×#8535, C2×C7×#1440, …
maximal normal subgroup ofC7×#7324, C7×#8535, C2×C7×#1440, …
maximal quotient ofC7×#7555, C7×#7556, C7×#11147, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(896, 4675);