Your number, one digit away
One digit away
One change could reach Extreme.
Your number
418,581
Rare · Top 8.02%
Position 1: 4 → 7 · +144 points.
Gained: Binary palindrome, Digit sum 30, Semiprime.
Lost: Alternating parity, Digit sum 27, Harshad number.
53 legal neighbours · same digit length · no leading zeros. This describes an alternative number, not the odds of your next roll.