If there is no factor that both of the numbers share (and there is not because they are both prime), then the answer is one. Every number has a factor of one, because every number times one is itself.
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Since 23 and 29 are both prime numbers their least common factor, in fact their only common factor, is 1.
Since both numbers are prime, the only common (and by default, the highest) factor is 1.
Both 23 and 29 are prime; their only factors are 1 and themselves. Therefore, the greatest common factor is 1.
Just 1.
The factors of 15 are:1, 3, 5, 15The factors of 29 are:1, 29The common factors are: 1
The only factors of 29 are ' 1 ' and ' 29 '.The only factor it has in common with 62, and therefore their greatest common factor, is ' 1 '.
The Least Common Multiple (LCM) of 11, 22 and 50 is 550.