Your number, one digit away
One digit away
One change could reach Extreme.
Your number
255,121
Rare · Top 8.02%
Position 3: 5 → 8 · +179 points.
Gained: Triangular number, Digit sum 19, Alternating parity, Semiprime, 4 distinct digits.
Lost: Digit sum 16, Prime, 3 distinct digits.
53 legal neighbours · same digit length · no leading zeros. This describes an alternative number, not the odds of your next roll.