Your number, one digit away

One digit away

One change could reach Extreme.

Position 1: 5 → 1 · +66 points.

Gained: Digit sum 6, Quadruple digit, Harshad number, 3 distinct digits.

Lost: Digit sum 10, Semiprime, Triple digit, Happy number, 4 distinct digits.

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