Your number, one digit away
One digit away
One change could reach Exceptional.
Your number
639,871
Rare · Top 5.16%
Position 2: 3 → 4 · +32 points.
Gained: Digit sum 35, Prime.
Lost: Digit sum 34, Semiprime.
53 legal neighbours · same digit length · no leading zeros. This describes an alternative number, not the odds of your next roll.