Your number, one digit away
One digit away
One change could reach Extreme.
Your number
8,542
Exceptional · Top 2.91%
Position 4: 2 → 3 · +140 points.
Gained: Descending segment, Digit sum 20, Prime, Alternating parity.
Lost: Digit sum 19, Semiprime, Happy number.
35 legal neighbours · same digit length · no leading zeros. This describes an alternative number, not the odds of your next roll.