Your number, one digit away
One digit away
One change could reach Exceptional.
Your number
663,177
Notable · Top 43.5%
Position 2: 6 → 3 · +156 points.
Gained: Binary palindrome, Digit sum 27, Harshad number.
Lost: Digit sum 30, Semiprime.
53 legal neighbours · same digit length · no leading zeros. This describes an alternative number, not the odds of your next roll.