Your number, one digit away
One digit away
One change could reach Exceptional.
Your number
213,731
Standard · Top 57.8%
Position 4: 7 → 5 · +221 points.
Gained: Triangular number, Digit sum 15, Happy number.
Lost: Digit sum 17.
53 legal neighbours · same digit length · no leading zeros. This describes an alternative number, not the odds of your next roll.