Finite Group Databasebeta

C5×#9985 #11932705

order1280
nilpotency class3
isoclinismisoclinic class of #9980
automorphism?
homologyAbelianization (H1) = C23×C5 · Schur multiplier (H2) = C23

Aliases

direct productC5×#9985

Subgroups

subgroupG/H
center, socleC22×C5#392
commutator, Frattini, cosocleC23×C4C23×C5
prime radicalC24×C5C2×D4
LCSG ▷ C23×C4 ▷ C22 ▷ C1
UCSC1 ◁ C22×C5 ◁ C23×C4×C5 ◁ G

502 conjugacy classes of subgroups; only the 98 normal subgroups are shown.

normal subgroups only

This group has 502 conjugacy classes of subgroups — too many to draw. Only its 98 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) = 320

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

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

Conjugacy classes & character table

140 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1280, 2973);