Finite Group Databasebeta

C5⋊(D521⋊C5) #39907503

order26050
automorphism?
homologyAbelianization (H1) = C2×C5 · Schur multiplier (H2) = C1

Aliases

unambiguous semidirect productC5⋊(D521⋊C5)
unambiguous semidirect product(C521⋊C5)⋊D5
unambiguous semidirect productD2605⋊C5

Splittings

Fitting, socle, derivedC5×C521 ⋊ C2×C5
HallC5×C521⋊C5 ⋊ C2
SylowC521 ⋊ C5×D5

Subgroups

subgroupG/H
center, Frattini, hypercenterC1G
commutator, Fitting, socle, cosocle, hypocenterC5×C521C2×C5
LCSG ▷ C5×C521
UCSC1

20 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 2605

Polycyclic presentation:

2,5^2,521|c^a=c^4,d^a=d^520,d^b=d^104

Conjugacy classes & character table

280 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(26050, 9);