Your number, one digit away

One digit away

One change could reach Exceptional.

Position 3: 4 → 5 · +155 points.

Gained: Triangular number, Digit sum 39, Harshad number, Happy number.

Lost: Digit sum 38, Prime.

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