Finite Group Databasebeta

C5×D7×C31 #14524241

order2170
isoclinismisoclinic class of D7
automorphism?
homologyAbelianization (H1) = C2×C5×C31 · Schur multiplier (H2) = C1

Aliases

direct productC5×D7×C31
unambiguous semidirect productC7⋊(C2×C5×C31)

Splittings

Fitting, socle, HallC5×C7×C31 ⋊ C2
derived, SylowC7 ⋊ C2×C5×C31
HallC7×C31 ⋊ C2×C5
HallC5×C7 ⋊ C2×C31

Subgroups

subgroupG/H
center, hypercenterC5×C31D7
commutator, cosocle, hypocenterC7C2×C5×C31
FrattiniC1G
Fitting, socleC5×C7×C31C2
LCSG ▷ C7
UCSC1 ◁ C5×C31

16 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 43
transitive degreeμt(G) = 1085

A minimal faithful permutation representation — 2 generators on 43 points:

(1,2,3,4,5)(6,7,8,9,10,11,12)(13,14,15,16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,31,32,33,34,35,36,37,38,39,40,41,42,43);(7,12)(8,11)(9,10)

Conjugacy classes & character table

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

Relationships

maximal subgroup ofC5×D7×D31, D5×D7×C31, D7×D155, …
maximal normal subgroup ofC5×D7×D31, D5×D7×C31, D7×D155, …
maximal quotient ofC5×Dic7×C31, C2×C5×D7×C31, D7×C25×C31, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(2170, 4);