Your number, one digit away

One digit away

One change could reach Extreme.

Position 4: 4 → 9 · +141 points.

Gained: Alternating parity, Digit sum 26, 3 distinct digits, Semiprime, Happy number, Repeated digit.

Lost: Digit sum 21, 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.