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Advent calendar 2016
8 December
All 2016 advent puzzles
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Today's number is the second smallest number that can be written as a×b×c×d×e×f×g×h×i, where a,b,...,i are all integers greater than 1.
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768
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dodecagons
surds
consecutive integers
coordinates
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median
2d shapes
quadratics
medians
circles
partitions
scales
addition
numbers
the only crossnumber
odd numbers
pentagons
cryptic crossnumbers
chalkdust crossnumber
proportion
cryptic clues
complex numbers
prime factors
tournaments
square grids
probability
rectangles
sum to infinity
regular shapes
time
products
money
hexagons
graphs
multiples
mean
trigonometry
quadrilaterals
folding tube maps
christmas
pascal's triangle
digits
advent
division
sums
palindromes
binary
symmetry
squares
cubics
probabilty
combinatorics
square roots
irreducible numbers
ellipses
routes
planes
multiplaction squares
spheres
matrices
determinants
floors
sport
menace
unit fractions
doubling
parabolas
cube numbers
polygons
geometric means
chocolate
logic
perimeter
elections
percentages
lists
neighbours
sets
volume
shape
factorials
sequences
area
multiplication
axes
triangles
people maths
decahedra
remainders
clocks
calculus
wordplay
prime numbers
angles
digital clocks
lines
even numbers
powers
functions
indices
range
perfect numbers
dice
star numbers
square numbers
integration
number
crosswords
geometry
algebra
grids
dates
factors
consecutive numbers
crossnumbers
triangle numbers
xor
rugby
shapes
gerrymandering
balancing
tiling
geometric mean
chess
arrows
fractions
colouring
3d shapes
games
bases
tangents
albgebra
dominos
coins
expansions
cards
means
ave
digital products
integers
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differentiation
taxicab geometry
averages
speed
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