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What is the Least Common Multiple of 35778 and 35798?

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 35778 and 35798 is 640390422.

LCM(35778,35798) = 640390422

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Least Common Multiple of 35778 and 35798 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 35778 and 35798, than apply into the LCM equation.

GCF(35778,35798) = 2
LCM(35778,35798) = ( 35778 × 35798) / 2
LCM(35778,35798) = 1280780844 / 2
LCM(35778,35798) = 640390422

Least Common Multiple (LCM) of 35778 and 35798 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 35778 and 35798. First we will calculate the prime factors of 35778 and 35798.

Prime Factorization of 35778

Prime factors of 35778 are 2, 3, 67, 89. Prime factorization of 35778 in exponential form is:

35778 = 21 × 31 × 671 × 891

Prime Factorization of 35798

Prime factors of 35798 are 2, 7, 2557. Prime factorization of 35798 in exponential form is:

35798 = 21 × 71 × 25571

Now multiplying the highest exponent prime factors to calculate the LCM of 35778 and 35798.

LCM(35778,35798) = 21 × 31 × 671 × 891 × 71 × 25571
LCM(35778,35798) = 640390422