Finite Group Databasebeta

C7×Dic1015 #43249287

order28420
automorphism?
homologyAbelianization (H1) = C4×C7 · Schur multiplier (H2) = C1

Aliases

direct productC7×Dic1015
unambiguous semidirect productC7⋊(C7×Dic145)

Splittings

derivedC5×C7×C29 ⋊ C4×C7
HallC5×C72×C29 ⋊ C4
HallC72×C29 ⋊ Dic5
HallC5×C72 ⋊ Dic29
HallC5×C29 ⋊ C7×Dic7
SylowC72 ⋊ Dic145
SylowC29 ⋊ C7×Dic35
SylowC5 ⋊ C7×Dic203

Subgroups

subgroupG/H
center, hypercenterC2×C7D1015
commutator, hypocenterC5×C7×C29C4×C7
FrattiniC2C7×D1015
Fitting, socle, prime radicalC2×C5×C72×C29C2
cosocleC2×C5×C7×C29C2×C7
LCSG ▷ C5×C7×C29
UCSC1 ◁ C2×C7

72 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 4060

Conjugacy classes & character table

7126 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(28420, 62);