Finite Group Databasebeta

D157⋊#131 #23758349

order10048
automorphism?
homologyAbelianization (H1) = C23×C4 · Schur multiplier (H2) = C25

Aliases

unambiguous semidirect productD157⋊#131

Splittings

SylowC157 ⋊ C2×#131

Subgroups

subgroupG/H
centerC4C22×#10597845
commutator, socleC2×C157C23×C4
FrattiniC2C23×#10597845
Fitting#41×C157C4
prime radical#41×D157C2
cosocleDic157C24
hypercenter#41#10597845
hypocenterC157C2×#131
LCSG ▷ C2×C157 ▷ C157
UCSC1 ◁ C4 ◁ #41

266 conjugacy classes of subgroups.

Full subgroup data →

Presentation

Polycyclic presentation:

2^6,157|a^2=e,e^2=f,g^a=g^129,c^b=cf,g^d=g^156,g^e=g^156

Conjugacy classes & character table

430 conjugacy classes — view the full character table.

Relationships

maximal subgroup of#34115912, #34115916, #34116175, …
maximal normal subgroup of#34115912, #34115916, #34116175, …
maximal quotient of#34116696, C4×#19097858, C4×#19097859, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(10048, 1625);