Your number, one digit away
One digit away
One change could reach Extreme.
Your number
823,213
Rare · Top 6.57%
Position 1: 8 → 7 · +152 points.
Gained: Binary palindrome, Digit sum 18.
Lost: Digit sum 19, Harshad number, Happy number.
53 legal neighbours · same digit length · no leading zeros. This describes an alternative number, not the odds of your next roll.