It is: 1
53 is already prime. 2 x 43 = 86 No common prime factors; the GCF is 1.
The greatest common factor of two numbers is their HCF.The HCF of 53 and 86 is 1 as 53 is a prime number and does not have any factors other than 1 and itself so, the greatest common factor of 53 and 86 is 1.
About 53 miles or 86 kilometres.About 53 miles or 86 kilometres.About 53 miles or 86 kilometres.About 53 miles or 86 kilometres.About 53 miles or 86 kilometres.About 53 miles or 86 kilometres.About 53 miles or 86 kilometres.About 53 miles or 86 kilometres.About 53 miles or 86 kilometres.About 53 miles or 86 kilometres.About 53 miles or 86 kilometres.
The GCF is 86.
The GCF is 2.
The GCF for 86 5 is 1.
The GCF of 86 and 36 is 2.
The GCF is 1.
The GCF is 1.
The GCF is 1.
The GCF is 1.