Finite Group Databasebeta

C5⋊D805 #22548907

order8050
automorphism?
homologyAbelianization (H1) = C2 · Schur multiplier (H2) = C5

Aliases

unambiguous semidirect productC5⋊D805
unambiguous semidirect productC7⋊(C5⋊D115)
unambiguous semidirect productC23⋊(C5⋊D35)

Splittings

Fitting, socle, derived, HallC52×C7×C23 ⋊ C2
HallC52×C23 ⋊ D7
HallC52×C7 ⋊ D23
HallC7×C23 ⋊ C5⋊D5
SylowC52 ⋊ D161
SylowC23 ⋊ C5⋊D35
SylowC7 ⋊ C5⋊D115

Subgroups

subgroupG/H
center, Frattini, hypercenterC1G
commutator, Fitting, socle, hypocenterC52×C7×C23C2
LCSG ▷ C52×C7×C23
UCSC1

64 conjugacy classes of subgroups.

Full subgroup data →

Presentation

Polycyclic presentation:

2,5^2,7,23|b^a=b^4,c^a=c^4,d^a=d^6,e^a=e^22

Conjugacy classes & character table

2014 conjugacy classes. The character table is too large to display.

Relationships

maximal subgroup ofD23×C5⋊D35, D7×C5⋊D115, C5⋊D5×D161, …
maximal normal subgroup ofD23×C5⋊D35, D7×C5⋊D115, C5⋊D5×D161, …
maximal quotient ofC7⋊(C23⋊#1039), C2×C5⋊D805, C3×C5⋊D805, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(8050, 20);