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What is a proper factor for the number four?
The only proper factor of four is two.
What factor does 30 and 60 have in common?
Since 30 is a factor of 60, all of its factors are common.
What is the greatest common factor of 30 64 42 196?
the only factor (divisor) between 30 and 64 are 2, this is also a factor of 42 & 196 working upwards: 1 is always a factor of integers 2 is a factor of all even numbers 3 is a factor of 30 & 42, but not 64 or 196 4 is a factor of 64 & 196, but not 30 or 42 5 is a factor of 30, but not the others 6 is a factor of 30 & 42, but not 64 or 196 7 is a factor of 42, but not the others 8 is a factor of 64, but not the others 9 is not a factor of any of the numbers 10 is a factor of 30, but not the others I could continue, but it gets worse from there, with only occasional numbers being factors...
Is the greatest common factor of 30 and 30?
The GCF is 30.
What are the greatest common factor of 30 and 50?
The greatest common factor of 30 , 50 = 10
