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What is the least common multiple of 7 and 13?
The least common multiple of 7 and 13 is 91. Because the numbers in the set are prime, their LCM is their product.
What is the greatest common factor of 91 and 77?
To identify the GCF of 91 and 78, you first need to break these down into their prime factors: 91 = 7x13 78 = 2x3x13 The next step is to identify any common prime factors. In this case, both numbers have 13 as a prime factor. Thus the greatest common factor of 91 and 78 is 13.
Are any of the numbers 91 834 and 560 a multiple of 7?
560 is a multiple of 7. It goes in 80 times. 91 is a multiple of 7. It goes in 13 times.
What is the greatest common factor of 91 21 and 49?
The greatest common factor (GCF) of three numbers is the largest number that divides each of the three numbers without leaving a remainder. To find the GCF of 91, 21, and 49, we need to factorize each number. The prime factors of 91 are 7 and 13, the prime factors of 21 are 3 and 7, and the prime factors of 49 are 7 and 7. The common factor among them is 7, so the GCF of 91, 21, and 49 is 7.
What are the factor and prime factors of 91?
The factors of 91 are: 1 7 13 91 The prime factors are: 7 and 13
