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Advent calendar 2016
10 December
All 2016 advent puzzles
~
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The smallest number that is equal to the sum of its digits multiplied by ten more than the sum of its digits.
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171
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numbers
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digits
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Most recent collections
Advent calendar 2024
Advent calendar 2023
Advent calendar 2022
Advent calendar 2021
List of all puzzles
Tags
integration
books
coordinates
palindromes
cryptic crossnumbers
parabolas
even numbers
symmetry
square grids
chalkdust crossnumber
gerrymandering
division
doubling
sets
pentagons
crossnumbers
cards
time
cube numbers
neighbours
prime numbers
sport
hexagons
ave
scales
clocks
expansions
numbers
partitions
indices
quadrilaterals
geometry
digital products
consecutive numbers
quadratics
mean
differentiation
shapes
dice
cryptic clues
lines
graphs
addition
perimeter
numbers grids
squares
products
crosswords
triangles
geometric means
perfect numbers
sum to infinity
number
rectangles
cubics
probabilty
advent
consecutive integers
coins
surds
sums
3d shapes
circles
shape
logic
integers
decahedra
pascal's triangle
geometric mean
bases
calculus
folding tube maps
christmas
complex numbers
unit fractions
square numbers
percentages
odd numbers
triangle numbers
menace
fractions
colouring
matrices
factors
floors
area
chocolate
factorials
regular shapes
routes
tangents
spheres
dates
chess
multiplication
powers
square roots
polygons
taxicab geometry
medians
combinatorics
wordplay
digits
balancing
ellipses
tournaments
irreducible numbers
probability
range
grids
arrows
determinants
remainders
axes
dodecagons
albgebra
functions
star numbers
means
rugby
sequences
polynomials
binary
trigonometry
multiples
planes
digital clocks
proportion
people maths
volume
money
angles
median
games
algebra
dominos
elections
tiling
averages
the only crossnumber
2d shapes
speed
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