Your number, one digit away

One digit away

One digit, +23 points.

Your number

139,128

Exceptional · Top 2.99%

Best one-digit neighbour

139,129

Exceptional · Top 2.01%

Position 6: 8 → 9 · +23 points.

Gained: Perfect square, Digit sum 25, Double pair, Semiprime, 4 distinct digits.

Lost: Triangular number, Digit sum 24, 5 distinct digits, Harshad number, Repeated digit.

53 legal neighbours · same digit length · no leading zeros. This describes an alternative number, not the odds of your next roll.