Your number, one digit away
One digit away
One change could reach Extreme.
Your number
643,259
Rare · Top 6.45%
Position 6: 9 → 7 · +152 points.
Gained: Binary palindrome, Digit sum 27, Happy number.
Lost: Digit sum 29, Semiprime.
53 legal neighbours · same digit length · no leading zeros. This describes an alternative number, not the odds of your next roll.