Your number, one digit away

One digit away

One change could reach Exceptional.

Your number

643,838

Standard · Top 72.5%

Best one-digit neighbour

543,838

Exceptional · Top 3.50%

Position 1: 6 → 5 · +178 points.

Gained: Descending segment, Digit sum 31, Semiprime, Alternating parity.

Lost: Digit sum 32.

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