Your number, one digit away

One digit away

One change could reach Exceptional.

Your number

638,153

Distinct · Top 25.0%

Best one-digit neighbour

638,123

Exceptional · Top 3.10%

Position 5: 5 → 2 · +111 points.

Gained: Ascending segment, Digit sum 23, Prime, Alternating parity.

Lost: Digit sum 26, Zigzag digits, Semiprime.

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