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Advent calendar 2017
1 December
All 2017 advent puzzles
~
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Today's number is the smallest three digit number such that the sum of its digits is equal to the product of its digits.
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123
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numbers
,
digits
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planes
multiplication
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balancing
pascal's triangle
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integers
digital products
chocolate
gerrymandering
rugby
crossnumber
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irreducible numbers
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crosswords
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partitions
perimeter
dominos
triangle numbers
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expansions
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complex numbers
ellipses
cube numbers
quadratics
determinants
polygons
wordplay
cryptic crossnumbers
dates
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advent
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coins
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integration
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ave
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geometric mean
tiling
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division
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people maths
square numbers
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addition
time
crossnumbers
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matrices
digits
functions
sum to infinity
consecutive integers
routes
christmas
digital clocks
sequences
binary
coordinates
lines
games
symmetry
odd numbers
chalkdust crossnumber
spheres
dodecagons
calculus
floors
unit fractions
decahedra
the only crossnumber
taxicab geometry
bases
geometric means
probability
grids
factors
squares
quadrilaterals
median
sets
2d shapes
indices
square roots
cards
rectangles
palindromes
sport
money
pentagons
perfect numbers
consecutive numbers
geometry
graphs
combinatorics
axes
logic
menace
means
3d shapes
triangles
speed
albgebra
doubling
colouring
star numbers
folding tube maps
algebra
Archive
Show me a random puzzle
▼ show ▼
▲ hide ▲
Most recent collections
Advent calendar 2023
Advent calendar 2022
Advent calendar 2021
Advent calendar 2020
List of all puzzles
Tags
multiplication
percentages
fractions
trigonometry
taxicab geometry
arrows
advent
menace
tournaments
dice
median
spheres
axes
consecutive numbers
number
ellipses
partitions
balancing
consecutive integers
gerrymandering
addition
bases
square numbers
remainders
logic
calculus
perimeter
quadrilaterals
surds
scales
people maths
area
crossnumbers
wordplay
hexagons
geometry
integration
time
pascal's triangle
combinatorics
cubics
digital products
dodecagons
star numbers
chess
rugby
coordinates
irreducible numbers
multiples
volume
elections
symmetry
polygons
geometric mean
averages
grids
geometric means
sums
digits
prime numbers
products
shapes
palindromes
games
2d shapes
mean
cube numbers
floors
probabilty
proportion
graphs
cards
regular shapes
clocks
lines
speed
3d shapes
algebra
binary
pentagons
triangles
triangle numbers
polynomials
chalkdust crossnumber
complex numbers
squares
dates
integers
range
quadratics
decahedra
parabolas
tangents
books
chocolate
digital clocks
money
cryptic clues
numbers
circles
factorials
rectangles
cryptic crossnumbers
probability
folding tube maps
shape
differentiation
indices
tiling
dominos
angles
matrices
sum to infinity
crosswords
christmas
determinants
factors
albgebra
means
odd numbers
crossnumber
unit fractions
functions
ave
planes
the only crossnumber
routes
sets
expansions
coins
colouring
sequences
even numbers
perfect numbers
division
square roots
sport
doubling
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