Your number, one digit away

One digit away

One change could reach Singular.

Your number

13,133

Extreme · Top 0.71%

Best one-digit neighbour

13,131

Singular · Top 0.01%

Position 5: 3 → 1 · +441 points.

Gained: ABAB pattern, Palindrome, Digit sum 9, Harshad number, Zigzag digits.

Lost: Digit sum 11, Semiprime.

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