Finite Group Databasebeta

C7×#1958 #11730427

order896
nilpotency class3
isoclinismisoclinic class of #465
automorphism?
homologyAbelianization (H1) = C22×C4×C7 · Schur multiplier (H2) = C22×C4

Aliases

direct productC7×#1958

Subgroups

subgroupG/H
center, socleC23×C7C2×D4
commutatorC2×C4C22×C4×C7
Frattini, cosocleC22×C4C23×C7
prime radicalC22×C7×D4C22
LCSG ▷ C2×C4 ▷ C2 ▷ C1
UCSC1 ◁ C23×C7 ◁ C2×C42×C7 ◁ G

336 conjugacy classes of subgroups; only the 128 normal subgroups are shown.

normal subgroups only

This group has 336 conjugacy classes of subgroups — too many to draw. Only its 128 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) = 31
transitive degreeμt(G) = 448

A minimal faithful permutation representation — 3 generators on 31 points:

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

Conjugacy classes & character table

308 conjugacy classes — view the full character table.

Relationships

Fitting subgroup of#13241582, #13246340, D7×#1958, …
maximal subgroup ofC7×#7502, C7×#8528, C2×C7×#1958, …
maximal normal subgroup ofC7×#7502, C7×#8528, C2×C7×#1958, …
maximal quotient ofC7×#9639, C7×#9645, C7×#9681, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(896, 5193);