Your number, one digit away

One digit away

One digit, +99 points.

Your number

7,921

Extreme · Top 0.33%

Best one-digit neighbour

7,021

Extreme · Top 0.12%

Position 2: 9 → 0 · +99 points.

Gained: Triangular number, Digit sum 10, Zigzag digits.

Lost: Perfect square, Digit sum 19, Semiprime.

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