Finite Group Databasebeta

C7×#1813 #11730282

order896
nilpotency class3
isoclinismisoclinic class of #1812
automorphism?
homologyAbelianization (H1) = C22×C4×C7 · Schur multiplier (H2) = C23

Aliases

direct productC7×#1813

Subgroups

subgroupG/H
centerC4×C7#117
commutatorC2×C4C22×C4×C7
Frattini, cosocleC22×C4C23×C7
socleC2×C7#380
prime radicalC2×C7×#41C22
LCSG ▷ C2×C4 ▷ C2 ▷ C1
UCSC1 ◁ C4×C7 ◁ C2×C7×M16 ◁ G

252 conjugacy classes of subgroups; only the 116 normal subgroups are shown.

normal subgroups only

This group has 252 conjugacy classes of subgroups — too many to draw. Only its 116 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) = 224

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

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

Conjugacy classes & character table

224 conjugacy classes — view the full character table.

Relationships

Fitting subgroup of#13240864, #13240867, #13264797, …
maximal subgroup ofC7×#7227, C7×#7229, C7×#11870, …
maximal normal subgroup ofC7×#7227, C7×#7229, C7×#11870, …
maximal quotient ofC7×#8601, C7×#8602, C7×#8603, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(896, 5048);