Finite Group Databasebeta

#11760386⋊D7 #28413386

order14700
automorphism?
homologyAbelianization (H1) = C22×C3 · Schur multiplier (H2) = C2×C5

Aliases

unambiguous semidirect product#11760386⋊D7

Splittings

Fitting, socle, derived, HallC52×C72 ⋊ C22×C3
Hall(C7⋊D7)⋊(C5⋊D5) ⋊ C3
HallC7×C7⋊(C52⋊C3) ⋊ C22
SylowC72 ⋊ C2×(C5⋊D5)⋊C3
SylowC52 ⋊ D7×AGL(1,𝔽7)

Subgroups

subgroupG/H
center, Frattini, hypercenterC1G
commutator, Fitting, socle, cosocle, hypocenterC52×C72C22×C3
LCSG ▷ C52×C72
UCSC1

136 conjugacy classes of subgroups; only the 22 normal subgroups are shown.

normal subgroups only

This group has 136 conjugacy classes of subgroups — too many to draw. Only its 22 normal subgroups are shown.

Dotted edges: containments with no intermediate normal subgroup — omitted non-normal subgroups may lie between.

Full subgroup data →

Presentation

Polycyclic presentation:

2^2,3,5^2,7^2|d^a=d^4,e^a=e^4,f^a=f^6,f^b=f^6,g^b=g^6,d^c=de,e^c=d^2e^3,f^c=f^2

Conjugacy classes & character table

139 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(14700, 565);