Finite Group Databasebeta

D51⋊D101 #35207268

order20604
automorphism?
homologyAbelianization (H1) = C22 · Schur multiplier (H2) = C2

Aliases

unambiguous semidirect productD51⋊D101
unambiguous semidirect productD303⋊D17
unambiguous semidirect productD1717⋊D3

Splittings

Fitting, socle, derived, HallC3×C17×C101 ⋊ C22
HallC17×C101 ⋊ C2×D3
HallC3×C101 ⋊ C2×D17
SylowC101 ⋊ D3×D17
HallC3×C17 ⋊ C2×D101
SylowC17 ⋊ D3×D101
SylowC3 ⋊ D17×D101

Subgroups

subgroupG/H
center, Frattini, hypercenterC1G
commutator, Fitting, socle, cosocle, hypocenterC3×C17×C101C22
LCSG ▷ C3×C17×C101
UCSC1

40 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 5151

Polycyclic presentation:

2^2,3,17,101|d^a=d^16,e^a=e^100,c^b=c^2,d^b=d^16

Conjugacy classes & character table

1380 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(20604, 28);