All elements in Group 7 have the same number of electrons in their outermost shell and this number corresponds to the group number.
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LCM: 147 GCD: 7 The common factors are 1 and 7.
The common factor is 7.They are 1 and 7
The factors of 7 are 1 and 7. For them to be common, they need to be compared to another set of factors.The factors of 7 are 1 and 7. For them to be common, they need to be compared to another set of factors.
The factors of 126 are: 1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126 The factors of 154 are: 1, 2, 7, 11, 14, 22, 77, 154 The common factors are: 1, 2, 7, 14 The Greatest Common Factor: GCF = 14
The least common factor of any group of two or more numbers is always 1. The greatest common factor of 3, 5, 7, and 8 is also 1. The least common multiple (LCM) is the multiple of the highest power of prime factors in two or more numbers. Example: LCM of 3, 5, 7, and 8 is 840, which is the multiple of the highest power of all their prime factors, 23 x 3 x 5 x 7.