Your number, one digit away
One digit away
One change could reach Exceptional.
Your number
521,456
Rare · Top 7.65%
Position 1: 5 → 3 · +43 points.
Gained: Digit sum 21, 6 distinct digits, Descending segment, Happy number.
Lost: Digit sum 23, 5 distinct digits, Harshad number, Repeated digit.
53 legal neighbours · same digit length · no leading zeros. This describes an alternative number, not the odds of your next roll.