Finite Group Databasebeta
Cayley diagram

M16×Q16 #18038

order256
nilpotency class3
isoclinismisoclinic class of D4×D8
automorphismAut(G) order 8192
homologyAbelianization (H1) = C23×C4 · Schur multiplier (H2) = C24

Aliases

direct productM16×Q16

Subgroups

subgroupG/H
centerC2×C4C22×D4
commutatorC2×C4C23×C4
Frattini, cosocleC42C24
socleC22C2×C4×D4
prime radicalC23C4×D4
LCSG ▷ C2×C4 ▷ C2 ▷ C1
UCSC1 ◁ C2×C4 ◁ C4×M16 ◁ G
LECSG ▷ C42 ▷ C22 ▷ C1

319 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 24
transitive degreeμt(G) = 128

A minimal faithful permutation representation — 4 generators on 24 points:

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

Conjugacy classes & character table

70 conjugacy classes — view the full character table.

Relationships

maximal subgroup of#136473, #136475, #137014, …
maximal normal subgroup of#136473, #136475, #137014, …
maximal quotient ofM16×#103, M16×#107, #183951, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(256, 11026);