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What is the Least Common Multiple of 56958 and 56972?

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 56958 and 56972 is 1622505588.

LCM(56958,56972) = 1622505588

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Least Common Multiple of 56958 and 56972 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 56958 and 56972, than apply into the LCM equation.

GCF(56958,56972) = 2
LCM(56958,56972) = ( 56958 × 56972) / 2
LCM(56958,56972) = 3245011176 / 2
LCM(56958,56972) = 1622505588

Least Common Multiple (LCM) of 56958 and 56972 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 56958 and 56972. First we will calculate the prime factors of 56958 and 56972.

Prime Factorization of 56958

Prime factors of 56958 are 2, 3, 11, 863. Prime factorization of 56958 in exponential form is:

56958 = 21 × 31 × 111 × 8631

Prime Factorization of 56972

Prime factors of 56972 are 2, 14243. Prime factorization of 56972 in exponential form is:

56972 = 22 × 142431

Now multiplying the highest exponent prime factors to calculate the LCM of 56958 and 56972.

LCM(56958,56972) = 22 × 31 × 111 × 8631 × 142431
LCM(56958,56972) = 1622505588