Your number, one digit away
One digit away
One change could reach Extreme.
Your number
212,309
Exceptional · Top 3.36%
Position 6: 9 → 1 · +78 points.
Gained: Digit sum 9, Double pair, Harshad number, 4 distinct digits, Happy number.
Lost: Digit sum 17, Semiprime, 5 distinct digits, Repeated digit.
53 legal neighbours · same digit length · no leading zeros. This describes an alternative number, not the odds of your next roll.