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What is the Least Common Multiple of 75537 and 75551?

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 75537 and 75551 is 815270841.

LCM(75537,75551) = 815270841

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Least Common Multiple of 75537 and 75551 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 75537 and 75551, than apply into the LCM equation.

GCF(75537,75551) = 7
LCM(75537,75551) = ( 75537 × 75551) / 7
LCM(75537,75551) = 5706895887 / 7
LCM(75537,75551) = 815270841

Least Common Multiple (LCM) of 75537 and 75551 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 75537 and 75551. First we will calculate the prime factors of 75537 and 75551.

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

Prime Factorization of 75551

Prime factors of 75551 are 7, 43, 251. Prime factorization of 75551 in exponential form is:

75551 = 71 × 431 × 2511

Now multiplying the highest exponent prime factors to calculate the LCM of 75537 and 75551.

LCM(75537,75551) = 32 × 71 × 111 × 1091 × 431 × 2511
LCM(75537,75551) = 815270841