Your number, one digit away

One digit away

One change could reach Rare.

Your number

639,971

Notable · Top 48.4%

Best one-digit neighbour

639,871

Rare · Top 5.16%

Position 4: 9 → 8 · +123 points.

Gained: Descending segment, Digit sum 34, 6 distinct digits.

Lost: Digit sum 35, 5 distinct digits, Repeated digit.

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