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What is the Least Common Multiple of 75790 and 75801?

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 75790 and 75801 is 522268890.

LCM(75790,75801) = 522268890

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Least Common Multiple of 75790 and 75801 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 75790 and 75801, than apply into the LCM equation.

GCF(75790,75801) = 11
LCM(75790,75801) = ( 75790 × 75801) / 11
LCM(75790,75801) = 5744957790 / 11
LCM(75790,75801) = 522268890

Least Common Multiple (LCM) of 75790 and 75801 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 75790 and 75801. First we will calculate the prime factors of 75790 and 75801.

Prime Factorization of 75790

Prime factors of 75790 are 2, 5, 11, 13, 53. Prime factorization of 75790 in exponential form is:

75790 = 21 × 51 × 111 × 131 × 531

Prime Factorization of 75801

Prime factors of 75801 are 3, 11, 2297. Prime factorization of 75801 in exponential form is:

75801 = 31 × 111 × 22971

Now multiplying the highest exponent prime factors to calculate the LCM of 75790 and 75801.

LCM(75790,75801) = 21 × 51 × 111 × 131 × 531 × 31 × 22971
LCM(75790,75801) = 522268890