Your number, one digit away

One digit away

One change could reach Extreme.

Your number

665,456

Exceptional · Top 3.55%

Best one-digit neighbour

665,856

Extreme · Top 0.71%

Position 4: 4 → 8 · +101 points.

Gained: Perfect square, Digit sum 36, Harshad number.

Lost: Ascending segment, Digit sum 32, Descending segment.

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