mscroggs.co.uk
mscroggs.co.uk
Click here to win prizes by solving the mscroggs.co.uk puzzle Advent calendar.
Click here to win prizes by solving the mscroggs.co.uk puzzle Advent calendar.

subscribe

Advent calendar 2019

15 December

There are 5 ways to make 30 by multiplying positive integers (including the trivial way):
Today's number is the number of ways of making 30030 by multiplying.

Show answer

Archive

Show me a random puzzle
 Most recent collections 

Advent calendar 2019

Sunday Afternoon Maths LXVII

Coloured weights
Not Roman numerals

Advent calendar 2018

Sunday Afternoon Maths LXVI

Cryptic crossnumber #2

List of all puzzles

Tags

routes remainders pascal's triangle advent averages hexagons dice chocolate grids logic ave complex numbers dates squares geometry planes shape calculus crosswords doubling integration fractions spheres speed triangles products perimeter elections irreducible numbers time lines sport number 2d shapes partitions clocks money bases proportion quadratics square roots digits addition gerrymandering symmetry graphs prime numbers factors cube numbers surds colouring books floors triangle numbers division dodecagons 3d shapes median chalkdust crossnumber shapes tiling palindromes coordinates coins crossnumbers taxicab geometry chess algebra sums integers wordplay folding tube maps numbers dominos cards the only crossnumber functions cryptic crossnumbers menace regular shapes parabolas rugby square numbers arrows area sum to infinity ellipses differentiation unit fractions perfect numbers polygons crossnumber christmas sequences probabilty games circles range probability indices cryptic clues factorials star numbers people maths means scales trigonometry digital clocks multiples volume angles percentages multiplication balancing rectangles odd numbers mean

Archive

Show me a random puzzle
▼ show ▼
© Matthew Scroggs 2012–2020