Your number, one digit away
One digit away
One change could reach Exceptional.
Your number
660,507
Notable · Top 43.5%
Position 2: 6 → 7 · +144 points.
Gained: Alternating parity, Digit sum 25, Prime, Zigzag digits.
Lost: Digit sum 24, Semiprime.
53 legal neighbours · same digit length · no leading zeros. This describes an alternative number, not the odds of your next roll.