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What is the Least Common Multiple of 56991 and 57002?

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 56991 and 57002 is 295327362.

LCM(56991,57002) = 295327362

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Least Common Multiple of 56991 and 57002 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 56991 and 57002, than apply into the LCM equation.

GCF(56991,57002) = 11
LCM(56991,57002) = ( 56991 × 57002) / 11
LCM(56991,57002) = 3248600982 / 11
LCM(56991,57002) = 295327362

Least Common Multiple (LCM) of 56991 and 57002 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 56991 and 57002. First we will calculate the prime factors of 56991 and 57002.

Prime Factorization of 56991

Prime factors of 56991 are 3, 11, 157. Prime factorization of 56991 in exponential form is:

56991 = 31 × 112 × 1571

Prime Factorization of 57002

Prime factors of 57002 are 2, 11, 2591. Prime factorization of 57002 in exponential form is:

57002 = 21 × 111 × 25911

Now multiplying the highest exponent prime factors to calculate the LCM of 56991 and 57002.

LCM(56991,57002) = 31 × 112 × 1571 × 21 × 25911
LCM(56991,57002) = 295327362