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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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Archive
Show me a random puzzle
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Most recent collections
Advent calendar 2025
Advent calendar 2024
Advent calendar 2023
Advent calendar 2022
List of all puzzles
Tags
routes
medians
percentages
tiling
rectangles
books
decahedra
odd numbers
perimeter
multiplaction squares
floors
geometric mean
integers
balancing
consecutive integers
surds
products
2d shapes
chocolate
angles
quadratics
albgebra
wordplay
lists
multiples
3d shapes
coins
games
cubics
ellipses
arrows
integration
the only crossnumber
hexagons
bases
axes
tangents
addition
unit fractions
symmetry
division
trigonometry
dominos
sport
even numbers
chalkdust crossnumber
shapes
regular shapes
proportion
logic
graphs
polynomials
menace
sums
cards
sets
advent
expansions
numbers
sequences
means
geometric means
pascal's triangle
spheres
parabolas
people maths
xor
dice
perfect numbers
taxicab geometry
rugby
christmas
star numbers
fractions
shape
factors
sum to infinity
functions
square numbers
binary
time
scales
indices
folding tube maps
multiplication
speed
digits
cube numbers
volume
averages
matrices
circles
consecutive numbers
powers
combinatorics
colouring
partitions
ave
geometry
determinants
dodecagons
cryptic crossnumbers
gerrymandering
calculus
chess
square grids
probability
planes
number
pentagons
mean
remainders
algebra
doubling
polygons
grids
clocks
crosswords
probabilty
crossnumbers
tournaments
square roots
quadrilaterals
cryptic clues
digital products
complex numbers
median
lines
prime numbers
range
elections
coordinates
neighbours
prime factors
digital clocks
factorials
palindromes
triangle numbers
area
irreducible numbers
dates
differentiation
triangles
money
squares
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