Your number, one digit away

One digit away

One change could reach Extreme.

Position 1: 8 → 1 · +135 points.

Gained: Digit sum 16, Ascending segment, Prime, Double pair, Happy number, 4 distinct digits.

Lost: Digit sum 23, Semiprime, 5 distinct digits, Repeated digit.

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