mscroggs.co.uk
mscroggs.co.uk

subscribe

Advent calendar 2022

4 December

The last three digits of \(5^5\) are 125.
What are the last three digits of \(5^{2,022,000,000}\)?

Show answer

Archive

Show me a random puzzle
 Most recent collections 

Advent calendar 2024

Advent calendar 2023

Advent calendar 2022

Advent calendar 2021


List of all puzzles

Tags

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

Archive

Show me a random puzzle
▼ show ▼
© Matthew Scroggs 2012–2025