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What is the Least Common Multiple of 73425 and 73431?

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 73425 and 73431 is 1797223725.

LCM(73425,73431) = 1797223725

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Least Common Multiple of 73425 and 73431 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 73425 and 73431, than apply into the LCM equation.

GCF(73425,73431) = 3
LCM(73425,73431) = ( 73425 × 73431) / 3
LCM(73425,73431) = 5391671175 / 3
LCM(73425,73431) = 1797223725

Least Common Multiple (LCM) of 73425 and 73431 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 73425 and 73431. First we will calculate the prime factors of 73425 and 73431.

Prime Factorization of 73425

Prime factors of 73425 are 3, 5, 11, 89. Prime factorization of 73425 in exponential form is:

73425 = 31 × 52 × 111 × 891

Prime Factorization of 73431

Prime factors of 73431 are 3, 41, 199. Prime factorization of 73431 in exponential form is:

73431 = 32 × 411 × 1991

Now multiplying the highest exponent prime factors to calculate the LCM of 73425 and 73431.

LCM(73425,73431) = 32 × 52 × 111 × 891 × 411 × 1991
LCM(73425,73431) = 1797223725