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What is the Least Common Multiple of 40977 and 40985?

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 40977 and 40985 is 1679442345.

LCM(40977,40985) = 1679442345

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Least Common Multiple of 40977 and 40985 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 40977 and 40985, than apply into the LCM equation.

GCF(40977,40985) = 1
LCM(40977,40985) = ( 40977 × 40985) / 1
LCM(40977,40985) = 1679442345 / 1
LCM(40977,40985) = 1679442345

Least Common Multiple (LCM) of 40977 and 40985 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 40977 and 40985. First we will calculate the prime factors of 40977 and 40985.

Prime Factorization of 40977

Prime factors of 40977 are 3, 29, 157. Prime factorization of 40977 in exponential form is:

40977 = 32 × 291 × 1571

Prime Factorization of 40985

Prime factors of 40985 are 5, 7, 1171. Prime factorization of 40985 in exponential form is:

40985 = 51 × 71 × 11711

Now multiplying the highest exponent prime factors to calculate the LCM of 40977 and 40985.

LCM(40977,40985) = 32 × 291 × 1571 × 51 × 71 × 11711
LCM(40977,40985) = 1679442345