The highest common factor (HCF) is 10.
The highest factor of any number is the number itself. The GCF of 20 and 50 is 10.
The highest factor of any number is the number itself. The GCF of 20 and 50 is 10.
The highest common factor is 5
The highest common factor depends entirely on the second number, as a highest common factor is the highest factor shared by two or more numbers. The factors of 50 are 1, 2, 5, 10, 25, 50. The prime factorisation of 50 is 2x5x5.
The highest common factor of the four numbers is 1.
4 is a prime factor of 20 whereas it isn't a factor of 50.
10
50
10
It is: 50
It is: 50
It is: 10