Your number, one digit away
One digit away
One change could reach Extreme.
Your number
8,215
Exceptional · Top 4.97%
Position 2: 2 → 5 · +204 points.
Gained: Triangular number, Digit sum 19, 3 distinct digits, Repeated digit.
Lost: Digit sum 16, 4 distinct digits, Happy number.
35 legal neighbours · same digit length · no leading zeros. This describes an alternative number, not the odds of your next roll.