Your number, one digit away

One digit away

One change could reach Extreme.

Your number

511,491

Notable · Top 30.6%

Best one-digit neighbour

511,391

Extreme · Top 0.77%

Position 4: 4 → 3 · +211 points.

Gained: Binary palindrome, Digit sum 20, Prime.

Lost: Digit sum 21, Semiprime.

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