Your number, one digit away
One digit away
One change could reach Singular.
Your number
831
Extreme · Top 0.40%
Position 1: 8 → 2 · +398 points.
Gained: Digit sum 6, Triangular number, Binary palindrome.
Lost: Digit sum 12, Semiprime.
26 legal neighbours · same digit length · no leading zeros. This describes an alternative number, not the odds of your next roll.