Your number, one digit away
One digit away
One change could reach Exceptional.
Your number
516,621
Notable · Top 47.6%
Position 5: 2 → 7 · +183 points.
Gained: Binary palindrome, Digit sum 26, Semiprime.
Lost: Digit sum 21, Harshad number, Happy number.
53 legal neighbours · same digit length · no leading zeros. This describes an alternative number, not the odds of your next roll.