Finite Group Databasebeta

D821⋊M16 #39911333

order26272
automorphism?
homologyAbelianization (H1) = C22×C4 · Schur multiplier (H2) = C22

Aliases

unambiguous semidirect productD821⋊M16

Splittings

SylowC821 ⋊ C2×M16

Subgroups

subgroupG/H
centerC4C2×#15692846
commutator, socleC2×C821C22×C4
FrattiniC2C22×#15692846
FittingC2×C4×C821C4
prime radicalC22×D821C4
cosocleDic821C23
hypercenterC2×C4#15692846
hypocenterC821C2×M16
LCSG ▷ C2×C821 ▷ C821
UCSC1 ◁ C4 ◁ C2×C4

68 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 6568

Polycyclic presentation:

2^5,821|a^2=d,d^2=e,b^a=be,f^a=f^295,f^c=f^820,f^d=f^820

Conjugacy classes & character table

1660 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(26272, 231);