Your number, one digit away

One digit away

One change could reach Singular.

Your number

423

Extreme · Top 0.35%

Best one-digit neighbour

123

Singular · Top 0.01%

Position 1: 4 → 1 · +373 points.

Gained: Sequential ascending, Digit sum 6, Semiprime.

Lost: Digit sum 9, Harshad number.

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