Your number, one digit away

One digit away

One change could reach Extreme.

Your number

520,129

Exceptional · Top 4.49%

Best one-digit neighbour

520,127

Extreme · Top 0.39%

Position 6: 9 → 7 · +161 points.

Gained: Binary palindrome, Digit sum 17, Semiprime.

Lost: Digit sum 19, Prime.

53 legal neighbours · same digit length · no leading zeros. This describes an alternative number, not the odds of your next roll.