Your number, one digit away

One digit away

One change could reach Exceptional.

Your number

638,523

Distinct · Top 18.1%

Best one-digit neighbour

634,523

Exceptional · Top 3.10%

Position 3: 8 → 4 · +93 points.

Gained: Ascending segment, Digit sum 23, Prime.

Lost: Digit sum 27, Harshad number.

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