Your number, one digit away

One digit away

One change could reach Singular.

Your number

6,643

Extreme · Top 0.23%

Best one-digit neighbour

6,543

Singular · Top 0.08%

Position 2: 6 → 5 · +113 points.

Gained: Sequential descending, Digit sum 18, Alternating parity, 4 distinct digits.

Lost: Binary palindrome, Digit sum 19, 3 distinct digits, Repeated digit.

35 legal neighbours · same digit length · no leading zeros. This describes an alternative number, not the odds of your next roll.