Your number, one digit away
One digit away
One change could reach Extreme.
Your number
42,131
Rare · Top 6.45%
Position 1: 4 → 3 · +258 points.
Gained: Triangular number, Digit sum 10, Descending segment, 3 distinct digits, Double pair.
Lost: Digit sum 11, Prime, 4 distinct digits, Happy number, Repeated digit.
44 legal neighbours · same digit length · no leading zeros. This describes an alternative number, not the odds of your next roll.