Your number, one digit away
One digit away
One change could reach Exceptional.
Your number
550,421
Notable · Top 41.4%
Position 1: 5 → 3 · +172 points.
Gained: Binary palindrome, Digit sum 15, 6 distinct digits.
Lost: Digit sum 17, Semiprime, 5 distinct digits, Repeated digit.
53 legal neighbours · same digit length · no leading zeros. This describes an alternative number, not the odds of your next roll.