Your number, one digit away

One digit away

One change could reach Exceptional.

Your number

640,409

Standard · Top 76.3%

Best one-digit neighbour

640,009

Exceptional · Top 4.00%

Position 4: 4 → 0 · +172 points.

Gained: Digit sum 19, Adjacent digit run, Prime, Triple digit, Happy number.

Lost: Digit sum 23, Double pair.

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