Finite Group Databasebeta
Cayley diagram

Q16×C31 #92491

order496
nilpotency class3
isoclinismisoclinic class of D8
automorphismAut(G) = C2×C3×C5×AGL(1,ℤ/8) (order 960) · Inn(G) = D4 · Out(G) = C23×C3×C5
homologyAbelianization (H1) = C22×C31 · Schur multiplier (H2) = C1

Aliases

direct productQ16×C31

Subgroups

subgroupG/H
center, socle, prime radicalC2×C31D4
commutator, Frattini, cosocleC4C22×C31
LCSG ▷ C4 ▷ C2 ▷ C1
UCSC1 ◁ C2×C31 ◁ C4×C31 ◁ G

18 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 47
transitive degreeμt(G) = 496

A minimal faithful permutation representation — 2 generators on 47 points:

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

Conjugacy classes & character table

217 conjugacy classes — view the full character table.

Relationships

Fitting subgroup of#11758416, #11758417, Q16×D31, …
maximal subgroup of#11758416, #11758417, C31×SD32, …
maximal normal subgroup of#11758416, #11758417, C31×SD32, …
maximal quotient ofC31×#103, C31×#107, C2×Q16×C31, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(496, 26);