Finite Group Databasebeta

C42×C5×C7 #10587908

order560
nilpotency class1
isoclinismisoclinic class of C1
automorphismAut(G) = C2×C3×C4×GL(2,ℤ/4) (order 2304) · Inn(G) = C1 · Out(G) = C2×C3×C4×GL(2,ℤ/4)
homologyAbelianization (H1) = G · Schur multiplier (H2) = C4

Aliases

abelianC42×C5×C7
multiplicative(ℤ/725)ˣ, (ℤ/1450)ˣ

Subgroups

subgroupG/H
centerGC1
commutatorC1G
Frattini, cosocleC22C22×C5×C7
socle, prime radicalC22×C5×C7C22
LCSG ▷ C1
UCSC1 ◁ G

60 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 20
transitive degreeμt(G) = 560

A minimal faithful permutation representation — 2 generators on 20 points:

(1,2,3,4)(9,10,11,12,13)(14,15,16,17,18,19,20);(5,6,7,8)

Conjugacy classes & character table

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

Relationships

Fitting subgroup ofC4×C5×C7⋊C8, C5×#6377, C5×C4⋊(C7⋊C8), …
maximal subgroup ofC4×C5×C7⋊C8, C5×#6377, C5×C4⋊(C7⋊C8), …
maximal normal subgroup ofC4×C5×C7⋊C8, C5×#6377, C5×C4⋊(C7⋊C8), …
maximal quotient ofC5×C7×#95, C4×C5×C7×C8, C5×C7×#97, …
automorphism group ofC25×C29, C2×C25×C29
outer automorphism group ofC25×C29, C2×C25×C29

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(560, 80);