Your number, one digit away
One digit away
One change could reach Extreme.
Your number
3,987
Exceptional · Top 1.51%
Position 2: 9 → 6 · +106 points.
Gained: Binary palindrome, Digit sum 24, Semiprime.
Lost: Descending segment, Digit sum 27, Happy number.
35 legal neighbours · same digit length · no leading zeros. This describes an alternative number, not the odds of your next roll.