Your number, one digit away
One digit away
One change could reach Extreme.
Your number
854,503
Rare · Top 8.02%
Position 2: 5 → 7 · +173 points.
Gained: Triangular number, Digit sum 27, 6 distinct digits, Harshad number.
Lost: Digit sum 25, Semiprime, 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.