Your number, one digit away
One digit away
One change could reach Extreme.
Your number
637,121
Distinct · Top 13.5%
Position 1: 6 → 1 · +164 points.
Gained: Binary palindrome, Digit sum 15, Triple digit, 4 distinct digits.
Lost: Digit sum 20, Zigzag digits, 5 distinct digits, Happy number, Repeated digit.
53 legal neighbours · same digit length · no leading zeros. This describes an alternative number, not the odds of your next roll.