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What is the Least Common Multiple of 75746 and 75757?

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 75746 and 75757 is 521662702.

LCM(75746,75757) = 521662702

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Least Common Multiple of 75746 and 75757 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 75746 and 75757, than apply into the LCM equation.

GCF(75746,75757) = 11
LCM(75746,75757) = ( 75746 × 75757) / 11
LCM(75746,75757) = 5738289722 / 11
LCM(75746,75757) = 521662702

Least Common Multiple (LCM) of 75746 and 75757 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 75746 and 75757. First we will calculate the prime factors of 75746 and 75757.

Prime Factorization of 75746

Prime factors of 75746 are 2, 11, 313. Prime factorization of 75746 in exponential form is:

75746 = 21 × 112 × 3131

Prime Factorization of 75757

Prime factors of 75757 are 11, 71, 97. Prime factorization of 75757 in exponential form is:

75757 = 111 × 711 × 971

Now multiplying the highest exponent prime factors to calculate the LCM of 75746 and 75757.

LCM(75746,75757) = 21 × 112 × 3131 × 711 × 971
LCM(75746,75757) = 521662702