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What is the Least Common Multiple of 75520 and 75537?

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 75520 and 75537 is 5704554240.

LCM(75520,75537) = 5704554240

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Least Common Multiple of 75520 and 75537 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 75520 and 75537, than apply into the LCM equation.

GCF(75520,75537) = 1
LCM(75520,75537) = ( 75520 × 75537) / 1
LCM(75520,75537) = 5704554240 / 1
LCM(75520,75537) = 5704554240

Least Common Multiple (LCM) of 75520 and 75537 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 75520 and 75537. First we will calculate the prime factors of 75520 and 75537.

Prime Factorization of 75520

Prime factors of 75520 are 2, 5, 59. Prime factorization of 75520 in exponential form is:

75520 = 28 × 51 × 591

Prime Factorization of 75537

Prime factors of 75537 are 3, 7, 11, 109. Prime factorization of 75537 in exponential form is:

75537 = 32 × 71 × 111 × 1091

Now multiplying the highest exponent prime factors to calculate the LCM of 75520 and 75537.

LCM(75520,75537) = 28 × 51 × 591 × 32 × 71 × 111 × 1091
LCM(75520,75537) = 5704554240