Your number, one digit away
One digit away
One change could reach Extreme.
Your number
646,141
Rare · Top 7.49%
Position 2: 4 → 1 · +123 points.
Gained: Digit sum 19, Alternating parity, Prime, Triple digit, Happy number.
Lost: Digit sum 22, Semiprime, Double pair.
53 legal neighbours · same digit length · no leading zeros. This describes an alternative number, not the odds of your next roll.