Your number, one digit away
One digit away
One change could reach Extreme.
Your number
191,201
Rare · Top 5.16%
Position 2: 9 → 4 · +215 points.
Gained: Binary palindrome, Digit sum 9, Harshad number, Happy number.
Lost: Digit sum 14, Semiprime.
53 legal neighbours · same digit length · no leading zeros. This describes an alternative number, not the odds of your next roll.