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What is the Least Common Multiple of 42567 and 42582?

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 42567 and 42582 is 604195998.

LCM(42567,42582) = 604195998

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Least Common Multiple of 42567 and 42582 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 42567 and 42582, than apply into the LCM equation.

GCF(42567,42582) = 3
LCM(42567,42582) = ( 42567 × 42582) / 3
LCM(42567,42582) = 1812587994 / 3
LCM(42567,42582) = 604195998

Least Common Multiple (LCM) of 42567 and 42582 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 42567 and 42582. First we will calculate the prime factors of 42567 and 42582.

Prime Factorization of 42567

Prime factors of 42567 are 3, 7, 2027. Prime factorization of 42567 in exponential form is:

42567 = 31 × 71 × 20271

Prime Factorization of 42582

Prime factors of 42582 are 2, 3, 47, 151. Prime factorization of 42582 in exponential form is:

42582 = 21 × 31 × 471 × 1511

Now multiplying the highest exponent prime factors to calculate the LCM of 42567 and 42582.

LCM(42567,42582) = 31 × 71 × 20271 × 21 × 471 × 1511
LCM(42567,42582) = 604195998