Your number, one digit away

One digit away

One change could reach Singular.

Your number

899

Extreme · Top 0.24%

Best one-digit neighbour

999

Singular · Top <0.01%

Position 1: 8 → 9 · +363 points.

Gained: All digits identical, Palindrome, 1 distinct digit, Digit sum 27, Harshad number.

Lost: 2 distinct digits, Digit sum 26, Semiprime, Happy number, Repeated digit.

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