Finite Group Databasebeta

D299⋊D21 #38737429

order25116
automorphism?
homologyAbelianization (H1) = C22 · Schur multiplier (H2) = C2

Aliases

unambiguous semidirect productD299⋊D21

Splittings

Fitting, socle, derived, HallC3×C7×C13×C23 ⋊ C22
HallC7×C13×C23 ⋊ C2×D3
HallC3×C13×C23 ⋊ C2×D7
HallC3×C7×C23 ⋊ C2×D13
HallC13×C23 ⋊ C2×D21
HallC3×C7×C13 ⋊ C2×D23
HallC7×C23 ⋊ D3×D13
HallC7×C13 ⋊ D3×D23
HallC3×C23 ⋊ D7×D13
HallC3×C13 ⋊ D7×D23
SylowC23 ⋊ D13×D21
HallC3×C7 ⋊ D13×D23
SylowC13 ⋊ D21×D23
SylowC7 ⋊ D39⋊D23
SylowC3 ⋊ D91⋊D23

Subgroups

subgroupG/H
center, Frattini, hypercenterC1G
commutator, Fitting, socle, cosocle, hypocenterC3×C7×C13×C23C22
LCSG ▷ C3×C7×C13×C23
UCSC1

80 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 6279

Polycyclic presentation:

2^2,3,7,13,23|e^a=e^12,f^a=f^22,c^b=c^2,d^b=d^6,e^b=e^12

Conjugacy classes & character table

1614 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(25116, 148);