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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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Most recent collections
Advent calendar 2024
Advent calendar 2023
Advent calendar 2022
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List of all puzzles
Tags
integration
multiples
arrows
volume
geometry
proportion
graphs
irreducible numbers
tangents
regular shapes
chess
advent
rectangles
dodecagons
integers
median
crosswords
rugby
games
even numbers
doubling
logic
the only crossnumber
odd numbers
digits
squares
factorials
angles
square numbers
crossnumbers
multiplication
menace
means
quadratics
expansions
axes
palindromes
geometric means
medians
calculus
balancing
consecutive integers
indices
functions
chalkdust crossnumber
range
averages
routes
matrices
taxicab geometry
percentages
probability
complex numbers
numbers
digital clocks
scales
addition
perimeter
probabilty
prime numbers
numbers grids
christmas
folding tube maps
trigonometry
perfect numbers
dates
chocolate
sum to infinity
number
shape
triangle numbers
elections
star numbers
books
area
fractions
money
surds
grids
consecutive numbers
cubics
triangles
dice
determinants
albgebra
sums
powers
polynomials
square grids
ave
circles
speed
pentagons
decahedra
floors
spheres
factors
mean
digital products
ellipses
square roots
time
cube numbers
tiling
combinatorics
people maths
dominos
shapes
unit fractions
clocks
wordplay
colouring
neighbours
pascal's triangle
products
coins
2d shapes
sequences
coordinates
polygons
differentiation
cryptic clues
tournaments
cryptic crossnumbers
hexagons
remainders
geometric mean
planes
parabolas
binary
algebra
gerrymandering
quadrilaterals
division
partitions
bases
symmetry
sport
sets
lines
3d shapes
cards
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