Your number, one digit away
One digit away
One change could reach Extreme.
Your number
150,523
Rare · Top 7.84%
Position 1: 1 → 4 · +215 points.
Gained: Binary palindrome, Digit sum 19, Alternating parity, Semiprime, Happy number.
Lost: Digit sum 16, Prime.
53 legal neighbours · same digit length · no leading zeros. This describes an alternative number, not the odds of your next roll.