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What is the Least Common Multiple of 56922 and 56930?

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 56922 and 56930 is 1620284730.

LCM(56922,56930) = 1620284730

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Least Common Multiple of 56922 and 56930 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 56922 and 56930, than apply into the LCM equation.

GCF(56922,56930) = 2
LCM(56922,56930) = ( 56922 × 56930) / 2
LCM(56922,56930) = 3240569460 / 2
LCM(56922,56930) = 1620284730

Least Common Multiple (LCM) of 56922 and 56930 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 56922 and 56930. First we will calculate the prime factors of 56922 and 56930.

Prime Factorization of 56922

Prime factors of 56922 are 2, 3, 53, 179. Prime factorization of 56922 in exponential form is:

56922 = 21 × 31 × 531 × 1791

Prime Factorization of 56930

Prime factors of 56930 are 2, 5, 5693. Prime factorization of 56930 in exponential form is:

56930 = 21 × 51 × 56931

Now multiplying the highest exponent prime factors to calculate the LCM of 56922 and 56930.

LCM(56922,56930) = 21 × 31 × 531 × 1791 × 51 × 56931
LCM(56922,56930) = 1620284730