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What is the Least Common Multiple of 77630 and 77649?

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 77630 and 77649 is 6027891870.

LCM(77630,77649) = 6027891870

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Least Common Multiple of 77630 and 77649 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 77630 and 77649, than apply into the LCM equation.

GCF(77630,77649) = 1
LCM(77630,77649) = ( 77630 × 77649) / 1
LCM(77630,77649) = 6027891870 / 1
LCM(77630,77649) = 6027891870

Least Common Multiple (LCM) of 77630 and 77649 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 77630 and 77649. First we will calculate the prime factors of 77630 and 77649.

Prime Factorization of 77630

Prime factors of 77630 are 2, 5, 7, 1109. Prime factorization of 77630 in exponential form is:

77630 = 21 × 51 × 71 × 11091

Prime Factorization of 77649

Prime factors of 77649 are 3, 11, 13, 181. Prime factorization of 77649 in exponential form is:

77649 = 31 × 111 × 131 × 1811

Now multiplying the highest exponent prime factors to calculate the LCM of 77630 and 77649.

LCM(77630,77649) = 21 × 51 × 71 × 11091 × 31 × 111 × 131 × 1811
LCM(77630,77649) = 6027891870