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What is the Least Common Multiple of 77830 and 77847?

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 77830 and 77847 is 6058832010.

LCM(77830,77847) = 6058832010

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Least Common Multiple of 77830 and 77847 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 77830 and 77847, than apply into the LCM equation.

GCF(77830,77847) = 1
LCM(77830,77847) = ( 77830 × 77847) / 1
LCM(77830,77847) = 6058832010 / 1
LCM(77830,77847) = 6058832010

Least Common Multiple (LCM) of 77830 and 77847 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 77830 and 77847. First we will calculate the prime factors of 77830 and 77847.

Prime Factorization of 77830

Prime factors of 77830 are 2, 5, 43, 181. Prime factorization of 77830 in exponential form is:

77830 = 21 × 51 × 431 × 1811

Prime Factorization of 77847

Prime factors of 77847 are 3, 7, 11, 337. Prime factorization of 77847 in exponential form is:

77847 = 31 × 71 × 111 × 3371

Now multiplying the highest exponent prime factors to calculate the LCM of 77830 and 77847.

LCM(77830,77847) = 21 × 51 × 431 × 1811 × 31 × 71 × 111 × 3371
LCM(77830,77847) = 6058832010