Mathwarehouse Logo

Is 3980 a perfect number? [SOLVED]

Answer


3980 is not perfect because:

1 + 2 + 4 + 5 + 10 + 20 + 199 + 398 + 796 + 995 + 1990 3980
Back to Is 3979 a perfect number? Next to Is 3981 a perfect number?