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What is the Least Common Multiple of 2977 and 2986?

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 2977 and 2986 is 8889322.

LCM(2977,2986) = 8889322

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Least Common Multiple of 2977 and 2986 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 2977 and 2986, than apply into the LCM equation.

GCF(2977,2986) = 1
LCM(2977,2986) = ( 2977 × 2986) / 1
LCM(2977,2986) = 8889322 / 1
LCM(2977,2986) = 8889322

Least Common Multiple (LCM) of 2977 and 2986 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 2977 and 2986. First we will calculate the prime factors of 2977 and 2986.

Prime Factorization of 2977

Prime factors of 2977 are 13, 229. Prime factorization of 2977 in exponential form is:

2977 = 131 × 2291

Prime Factorization of 2986

Prime factors of 2986 are 2, 1493. Prime factorization of 2986 in exponential form is:

2986 = 21 × 14931

Now multiplying the highest exponent prime factors to calculate the LCM of 2977 and 2986.

LCM(2977,2986) = 131 × 2291 × 21 × 14931
LCM(2977,2986) = 8889322