Your number, one digit away

One digit away

One change could reach Extreme.

Position 4: 8 → 4 · +309 points.

Gained: Triangular number, Digit sum 18, 3 distinct digits, Zigzag digits, Harshad number.

Lost: Digit sum 22, 4 distinct digits.

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