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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 2025
Advent calendar 2024
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List of all puzzles
Tags
axes
pascal's triangle
consecutive integers
mean
symmetry
multiplaction squares
quadratics
gerrymandering
matrices
addition
books
division
bases
percentages
geometric mean
sum to infinity
ave
partitions
grids
tournaments
money
prime numbers
circles
parabolas
logic
time
cube numbers
determinants
square numbers
number
range
cards
functions
geometric means
odd numbers
menace
area
polygons
sequences
indices
palindromes
square grids
cryptic crossnumbers
volume
people maths
square roots
chocolate
wordplay
folding tube maps
colouring
chalkdust crossnumber
calculus
xor
triangles
median
games
perfect numbers
numbers
rugby
integration
squares
sets
shapes
coordinates
lines
planes
advent
tiling
sport
3d shapes
arrows
regular shapes
even numbers
prime factors
spheres
lists
fractions
taxicab geometry
balancing
probabilty
speed
christmas
differentiation
factors
crossnumbers
unit fractions
routes
quadrilaterals
crosswords
2d shapes
probability
means
complex numbers
factorials
dodecagons
medians
digital products
proportion
clocks
scales
tangents
triangle numbers
angles
multiplication
binary
integers
ellipses
dice
star numbers
digital clocks
consecutive numbers
shape
multiples
sums
cubics
combinatorics
doubling
products
digits
rectangles
irreducible numbers
graphs
neighbours
trigonometry
chess
cryptic clues
floors
averages
dates
perimeter
polynomials
remainders
powers
surds
elections
dominos
pentagons
algebra
albgebra
the only crossnumber
hexagons
coins
decahedra
expansions
geometry
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