Finite Group Databasebeta
Cayley diagram

Q8×#41 #3478

order128
nilpotency class2
isoclinismisoclinic class of D42
automorphismAut(G) order 36864
homologyAbelianization (H1) = C25 · Schur multiplier (H2) = C28

Aliases

direct productQ8×#41

Subgroups

subgroupG/H
centerC2×C4C24
commutator, Frattini, socle, cosocleC22C25
prime radicalC2×#41C22
LCSG ▷ C22 ▷ C1
UCSC1 ◁ C2×C4 ◁ G
LECSG ▷ C22 ▷ C1

534 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 16
transitive degreeμt(G) = 64

A minimal faithful permutation representation — 5 generators on 16 points:

(1,2,4,6)(3,7,8,5);(1,3,4,8)(2,5,6,7);(9,10)(11,14)(12,13)(15,16);(10,13)(14,16);(9,11,12,15)(10,14,13,16)

Conjugacy classes & character table

50 conjugacy classes — view the full character table.

Relationships

Fitting subgroup of#41×SL(2,𝔽3), Q8×#41⋊C3, #41⋊SL(2,𝔽3), …
maximal subgroup of#8439, #17509, #17514, …
maximal normal subgroup of#8439, #17509, #17514, …
maximal quotient ofC4⋊C4×#41, Q8×#117, #34145, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(128, 2210);