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What is the Least Common Multiple of 969 and 977?

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 969 and 977 is 946713.

LCM(969,977) = 946713

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Least Common Multiple of 969 and 977 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 969 and 977, than apply into the LCM equation.

GCF(969,977) = 1
LCM(969,977) = ( 969 × 977) / 1
LCM(969,977) = 946713 / 1
LCM(969,977) = 946713

Least Common Multiple (LCM) of 969 and 977 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 969 and 977. First we will calculate the prime factors of 969 and 977.

Prime Factorization of 969

Prime factors of 969 are 3, 17, 19. Prime factorization of 969 in exponential form is:

969 = 31 × 171 × 191

Prime Factorization of 977

Prime factors of 977 are 977. Prime factorization of 977 in exponential form is:

977 = 9771

Now multiplying the highest exponent prime factors to calculate the LCM of 969 and 977.

LCM(969,977) = 31 × 171 × 191 × 9771
LCM(969,977) = 946713