504,
They are all multiples.
It is 3
To any set that contains it! It belongs to {789}, or {789, sqrt(2), pi, -3/7}, or {789, bananas, France, cold} or all whole numbers between -43 and 5003, or multiples of 3, or composite numbers, or counting numbers, or integers, or rational numbers, or real numbers, or complex numbers, etc.
Those are known as "common multiples". The smallest POSITIVE of these common multiples is called the "least common multiple".
CJ:there are no common multiples for 25
the common multiples are most all of the multiples of 8
All multiples of 840 are common multiples of 60 and 280
uhhhhh
Common Multiples of 8:8,16,24,32,40,48,56,64,72,80,88 and 96 Common Multiples of 12:12,24,36,48,60,72,84 and 96
The GCF is 3.
Common multiples of 9 and 10 are all of the multiples of 90.
there are infinite amount of common multiples.