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What is the Least Common Multiple of 77157 and 77170?

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 77157 and 77170 is 5954205690.

LCM(77157,77170) = 5954205690

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Least Common Multiple of 77157 and 77170 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 77157 and 77170, than apply into the LCM equation.

GCF(77157,77170) = 1
LCM(77157,77170) = ( 77157 × 77170) / 1
LCM(77157,77170) = 5954205690 / 1
LCM(77157,77170) = 5954205690

Least Common Multiple (LCM) of 77157 and 77170 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 77157 and 77170. First we will calculate the prime factors of 77157 and 77170.

Prime Factorization of 77157

Prime factors of 77157 are 3, 8573. Prime factorization of 77157 in exponential form is:

77157 = 32 × 85731

Prime Factorization of 77170

Prime factors of 77170 are 2, 5, 7717. Prime factorization of 77170 in exponential form is:

77170 = 21 × 51 × 77171

Now multiplying the highest exponent prime factors to calculate the LCM of 77157 and 77170.

LCM(77157,77170) = 32 × 85731 × 21 × 51 × 77171
LCM(77157,77170) = 5954205690