Finite Group Databasebeta

C5×#12295 #11935015

order1280
nilpotency class4
isoclinismisoclinic class of #12108
automorphism?
homologyAbelianization (H1) = C23×C5 · Schur multiplier (H2) = C22

Aliases

direct productC5×#12295

Subgroups

subgroupG/H
center, socleC22×C5#447
commutator, Frattini, cosocleC22×C8C23×C5
prime radicalC5×#466C22
LCSG ▷ C22×C8 ▷ C2×C4 ▷ C2 ▷ C1
UCSC1 ◁ C22×C5 ◁ C22×C4×C5 ◁ C5×#424 ◁ G

290 conjugacy classes of subgroups; only the 74 normal subgroups are shown.

normal subgroups only

This group has 290 conjugacy classes of subgroups — too many to draw. Only its 74 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) = 53
transitive degreeμt(G) = 640

A minimal faithful permutation representation — 3 generators on 53 points:

(1,2,3,4,5)(6,7,10,13)(8,11,15,18)(9,12,16,19)(14,20,21,17)(22,23,28,34)(24,35,38,50)(25,29,42,46)(26,33,27,32)(30,43,48,37)(31,41,45,39)(36,49,40,47)(44,52,51,53);(6,8)(7,11)(9,14)(10,15)(12,17)(13,18)(16,21)(19,20)(23,29)(25,39)(26,27)(30,44)(31,33)(32,45)(34,46)(35,49)(36,52)(37,43)(40,53)(41,42)(47,50)(48,51);(6,9,10,16)(7,12,13,19)(8,14,15,21)(11,17,18,20)(22,24)(23,30)(25,40)(26,43)(27,37)(28,38)(29,44)(31,49)(32,50)(33,35)(34,48)(36,42)(39,53)(41,52)(45,47)(46,51)

Conjugacy classes & character table

155 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1280, 5283);