Your number, one digit away
One digit away
One change could reach Extreme.
Your number
420,731
Distinct · Top 11.1%
Position 4: 7 → 5 · +144 points.
Gained: Binary palindrome, Digit sum 15, Semiprime.
Lost: Digit sum 17, Prime, Happy number.
53 legal neighbours · same digit length · no leading zeros. This describes an alternative number, not the odds of your next roll.