Your number, one digit away

One digit away

One digit, +12 points.

Your number

21,029

Extreme · Top 0.29%

Best one-digit neighbour

21,025

Extreme · Top 0.25%

Position 5: 9 → 5 · +12 points.

Gained: Perfect square, Digit sum 10.

Lost: Binary palindrome, Digit sum 14, Semiprime.

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