Your number, one digit away

One digit away

One change could reach Extreme.

Position 4: 8 → 1 · +100 points.

Gained: Digit sum 16, 3 distinct digits, Semiprime, Repeated digit.

Lost: Digit sum 23, 4 distinct digits, Harshad number.

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