Yes, 390 is a composite number. It has factors other than 1 and 390. The factors of 390 are 1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, and 390.
The LCM is: 390
Since 195 is a factor of 390, it is automatically the GCF.
195
Yes. 390 divided by 2 is 195.
390/2 = 195 with no remainder so 390 is a multiple of 2
390
195, 390, 585, 780, 975 and so on.
It is a composite number because it has more than two factors
195
12 3 5 6 10 13 15 26 30 39 65 78 130 195 390 That's all I know, but I think thats it!
The least common multiple is the smallest number that is multiple of two or more numbers. 30: 30, 60, 90, 120, 150, 180, 210, 240, 270, 300, 330, 360, 390 65: 65, 130, 195, 260, 325, 390 he LCM of 30 and 65 is 390.