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What is the Least Common Multiple of 39435 and 39454?

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 39435 and 39454 is 1555868490.

LCM(39435,39454) = 1555868490

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Least Common Multiple of 39435 and 39454 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 39435 and 39454, than apply into the LCM equation.

GCF(39435,39454) = 1
LCM(39435,39454) = ( 39435 × 39454) / 1
LCM(39435,39454) = 1555868490 / 1
LCM(39435,39454) = 1555868490

Least Common Multiple (LCM) of 39435 and 39454 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 39435 and 39454. First we will calculate the prime factors of 39435 and 39454.

Prime Factorization of 39435

Prime factors of 39435 are 3, 5, 11, 239. Prime factorization of 39435 in exponential form is:

39435 = 31 × 51 × 111 × 2391

Prime Factorization of 39454

Prime factors of 39454 are 2, 19727. Prime factorization of 39454 in exponential form is:

39454 = 21 × 197271

Now multiplying the highest exponent prime factors to calculate the LCM of 39435 and 39454.

LCM(39435,39454) = 31 × 51 × 111 × 2391 × 21 × 197271
LCM(39435,39454) = 1555868490