Your number, one digit away

One digit away

One change could reach Singular.

Your number

4,129

Extreme · Top 0.47%

Best one-digit neighbour

4,529

Singular · Top 0.10%

Position 2: 1 → 5 · +151 points.

Gained: Binary palindrome, Digit sum 20, Semiprime, Zigzag digits.

Lost: Digit sum 16, Prime.

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