Your number, one digit away
One digit away
One change could reach Extreme.
Your number
678,137
Rare · Top 6.45%
Position 6: 7 → 2 · +148 points.
Gained: Highly divisible, Digit sum 27, 6 distinct digits, Harshad number.
Lost: Digit sum 32, Semiprime, 5 distinct digits, Happy number, Repeated digit.
53 legal neighbours · same digit length · no leading zeros. This describes an alternative number, not the odds of your next roll.