Your number, one digit away

One digit away

One change could reach Singular.

Your number

9,990

Extreme · Top 0.38%

Best one-digit neighbour

9,999

Singular · Top 0.02%

Position 4: 0 → 9 · +336 points.

Gained: All digits identical, Palindrome, Digit sum 36, 1 distinct digit.

Lost: Only two distinct digits, Digit sum 27, 2 distinct digits, Harshad number, Adjacent digit run, Triple digit.

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