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What is the Least Common Multiple of 77455 and 77473?

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 77455 and 77473 is 6000671215.

LCM(77455,77473) = 6000671215

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Least Common Multiple of 77455 and 77473 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 77455 and 77473, than apply into the LCM equation.

GCF(77455,77473) = 1
LCM(77455,77473) = ( 77455 × 77473) / 1
LCM(77455,77473) = 6000671215 / 1
LCM(77455,77473) = 6000671215

Least Common Multiple (LCM) of 77455 and 77473 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 77455 and 77473. First we will calculate the prime factors of 77455 and 77473.

Prime Factorization of 77455

Prime factors of 77455 are 5, 7, 2213. Prime factorization of 77455 in exponential form is:

77455 = 51 × 71 × 22131

Prime Factorization of 77473

Prime factors of 77473 are 11, 7043. Prime factorization of 77473 in exponential form is:

77473 = 111 × 70431

Now multiplying the highest exponent prime factors to calculate the LCM of 77455 and 77473.

LCM(77455,77473) = 51 × 71 × 22131 × 111 × 70431
LCM(77455,77473) = 6000671215