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What is the Least Common Multiple of 56778 and 56787?

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 56778 and 56787 is 1074750762.

LCM(56778,56787) = 1074750762

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Least Common Multiple of 56778 and 56787 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 56778 and 56787, than apply into the LCM equation.

GCF(56778,56787) = 3
LCM(56778,56787) = ( 56778 × 56787) / 3
LCM(56778,56787) = 3224252286 / 3
LCM(56778,56787) = 1074750762

Least Common Multiple (LCM) of 56778 and 56787 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 56778 and 56787. First we will calculate the prime factors of 56778 and 56787.

Prime Factorization of 56778

Prime factors of 56778 are 2, 3, 9463. Prime factorization of 56778 in exponential form is:

56778 = 21 × 31 × 94631

Prime Factorization of 56787

Prime factors of 56787 are 3, 23, 823. Prime factorization of 56787 in exponential form is:

56787 = 31 × 231 × 8231

Now multiplying the highest exponent prime factors to calculate the LCM of 56778 and 56787.

LCM(56778,56787) = 21 × 31 × 94631 × 231 × 8231
LCM(56778,56787) = 1074750762