Your number, one digit away
One digit away
One change could reach Extreme.
Your number
512,131
Exceptional · Top 4.43%
Position 5: 3 → 0 · +121 points.
Gained: Digit sum 10, Descending segment, Prime, Happy number.
Lost: Digit sum 13, Zigzag digits, Semiprime.
53 legal neighbours · same digit length · no leading zeros. This describes an alternative number, not the odds of your next roll.