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What is the Least Common Multiple of 73430 and 73439?

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 73430 and 73439 is 5392625770.

LCM(73430,73439) = 5392625770

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Least Common Multiple of 73430 and 73439 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 73430 and 73439, than apply into the LCM equation.

GCF(73430,73439) = 1
LCM(73430,73439) = ( 73430 × 73439) / 1
LCM(73430,73439) = 5392625770 / 1
LCM(73430,73439) = 5392625770

Least Common Multiple (LCM) of 73430 and 73439 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 73430 and 73439. First we will calculate the prime factors of 73430 and 73439.

Prime Factorization of 73430

Prime factors of 73430 are 2, 5, 7, 1049. Prime factorization of 73430 in exponential form is:

73430 = 21 × 51 × 71 × 10491

Prime Factorization of 73439

Prime factors of 73439 are 23, 31, 103. Prime factorization of 73439 in exponential form is:

73439 = 231 × 311 × 1031

Now multiplying the highest exponent prime factors to calculate the LCM of 73430 and 73439.

LCM(73430,73439) = 21 × 51 × 71 × 10491 × 231 × 311 × 1031
LCM(73430,73439) = 5392625770