111 - Repeating Digits
Repdigit used in divisibility and pattern tricks.
Why this number matters
111 is a good puzzle-style number that helps people see patterns without needing advanced math.
Background / history
111 appears in recreational math traditions where simple steps produce surprising outcomes.
Simple example
A quick way to sanity-check 111: 37 + 74 = 111. You can also test divisibility (for example, 111 is not divisible by 2).
Key Facts
- 111 is frequently cited in curious numbers contexts.
Fun fact
111 is a composite number.