Your number, one digit away
One digit away
One change could reach Exceptional.
Your number
644,656
Notable · Top 46.3%
Position 2: 4 → 1 · +194 points.
Gained: Perfect square, Digit sum 28, Harshad number, 4 distinct digits.
Lost: Digit sum 31, 3 distinct digits.
53 legal neighbours · same digit length · no leading zeros. This describes an alternative number, not the odds of your next roll.