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What is the Least Common Multiple of 68515 and 68532?

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 68515 and 68532 is 4695469980.

LCM(68515,68532) = 4695469980

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Least Common Multiple of 68515 and 68532 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 68515 and 68532, than apply into the LCM equation.

GCF(68515,68532) = 1
LCM(68515,68532) = ( 68515 × 68532) / 1
LCM(68515,68532) = 4695469980 / 1
LCM(68515,68532) = 4695469980

Least Common Multiple (LCM) of 68515 and 68532 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 68515 and 68532. First we will calculate the prime factors of 68515 and 68532.

Prime Factorization of 68515

Prime factors of 68515 are 5, 71, 193. Prime factorization of 68515 in exponential form is:

68515 = 51 × 711 × 1931

Prime Factorization of 68532

Prime factors of 68532 are 2, 3, 5711. Prime factorization of 68532 in exponential form is:

68532 = 22 × 31 × 57111

Now multiplying the highest exponent prime factors to calculate the LCM of 68515 and 68532.

LCM(68515,68532) = 51 × 711 × 1931 × 22 × 31 × 57111
LCM(68515,68532) = 4695469980