Your number, one digit away
One digit away
One change could reach Exceptional.
Your number
217,440
Standard · Top 54.3%
Position 5: 4 → 7 · +203 points.
Gained: Triangular number, Digit sum 21, Zigzag digits.
Lost: Digit sum 18, Harshad number, Happy number.
53 legal neighbours · same digit length · no leading zeros. This describes an alternative number, not the odds of your next roll.