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What is the Least Common Multiple of 77240 and 77251?

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 77240 and 77251 is 5966867240.

LCM(77240,77251) = 5966867240

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Least Common Multiple of 77240 and 77251 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 77240 and 77251, than apply into the LCM equation.

GCF(77240,77251) = 1
LCM(77240,77251) = ( 77240 × 77251) / 1
LCM(77240,77251) = 5966867240 / 1
LCM(77240,77251) = 5966867240

Least Common Multiple (LCM) of 77240 and 77251 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 77240 and 77251. First we will calculate the prime factors of 77240 and 77251.

Prime Factorization of 77240

Prime factors of 77240 are 2, 5, 1931. Prime factorization of 77240 in exponential form is:

77240 = 23 × 51 × 19311

Prime Factorization of 77251

Prime factors of 77251 are 67, 1153. Prime factorization of 77251 in exponential form is:

77251 = 671 × 11531

Now multiplying the highest exponent prime factors to calculate the LCM of 77240 and 77251.

LCM(77240,77251) = 23 × 51 × 19311 × 671 × 11531
LCM(77240,77251) = 5966867240