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 2021

2 December

The number \(7n\) has 37 factors (including 1 and the number itself). How many factors does \(8n\) have?
There was a typo in this puzzle. It originally read "38 factors" when it was meant to say "37 factors".

Show answer & extension

Archive

Show me a random puzzle
 Most recent collections 

Advent calendar 2023

Advent calendar 2022

Advent calendar 2021

Advent calendar 2020


List of all puzzles

Tags

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

Archive

Show me a random puzzle
▼ show ▼
© Matthew Scroggs 2012–2024