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What is the Least Common Multiple of 77104 and 77115?

Least common multiple or lowest common denominator (lcd) can be calculated in two way; with the LCM formula calculation of greatest common factor (GCF), or multiplying the prime factors with the highest exponent factor.

Least common multiple (LCM) of 77104 and 77115 is 5945874960.

LCM(77104,77115) = 5945874960

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Least Common Multiple of 77104 and 77115 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 77104 and 77115, than apply into the LCM equation.

GCF(77104,77115) = 1
LCM(77104,77115) = ( 77104 × 77115) / 1
LCM(77104,77115) = 5945874960 / 1
LCM(77104,77115) = 5945874960

Least Common Multiple (LCM) of 77104 and 77115 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 77104 and 77115. First we will calculate the prime factors of 77104 and 77115.

Prime Factorization of 77104

Prime factors of 77104 are 2, 61, 79. Prime factorization of 77104 in exponential form is:

77104 = 24 × 611 × 791

Prime Factorization of 77115

Prime factors of 77115 are 3, 5, 53, 97. Prime factorization of 77115 in exponential form is:

77115 = 31 × 51 × 531 × 971

Now multiplying the highest exponent prime factors to calculate the LCM of 77104 and 77115.

LCM(77104,77115) = 24 × 611 × 791 × 31 × 51 × 531 × 971
LCM(77104,77115) = 5945874960