Your number, one digit away
One digit away
One change could reach Extreme.
Your number
421,131
Distinct · Top 18.6%
Position 2: 2 → 5 · +180 points.
Gained: Binary palindrome, Digit sum 15, Semiprime.
Lost: Digit sum 12, Happy number.
53 legal neighbours · same digit length · no leading zeros. This describes an alternative number, not the odds of your next roll.