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What is the Least Common Multiple of 53778 and 53782?

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 53778 and 53782 is 1446144198.

LCM(53778,53782) = 1446144198

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Least Common Multiple of 53778 and 53782 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 53778 and 53782, than apply into the LCM equation.

GCF(53778,53782) = 2
LCM(53778,53782) = ( 53778 × 53782) / 2
LCM(53778,53782) = 2892288396 / 2
LCM(53778,53782) = 1446144198

Least Common Multiple (LCM) of 53778 and 53782 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 53778 and 53782. First we will calculate the prime factors of 53778 and 53782.

Prime Factorization of 53778

Prime factors of 53778 are 2, 3, 8963. Prime factorization of 53778 in exponential form is:

53778 = 21 × 31 × 89631

Prime Factorization of 53782

Prime factors of 53782 are 2, 26891. Prime factorization of 53782 in exponential form is:

53782 = 21 × 268911

Now multiplying the highest exponent prime factors to calculate the LCM of 53778 and 53782.

LCM(53778,53782) = 21 × 31 × 89631 × 268911
LCM(53778,53782) = 1446144198