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What is the Least Common Multiple of 42462 and 42482?

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 42462 and 42482 is 901935342.

LCM(42462,42482) = 901935342

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Least Common Multiple of 42462 and 42482 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 42462 and 42482, than apply into the LCM equation.

GCF(42462,42482) = 2
LCM(42462,42482) = ( 42462 × 42482) / 2
LCM(42462,42482) = 1803870684 / 2
LCM(42462,42482) = 901935342

Least Common Multiple (LCM) of 42462 and 42482 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 42462 and 42482. First we will calculate the prime factors of 42462 and 42482.

Prime Factorization of 42462

Prime factors of 42462 are 2, 3, 7, 337. Prime factorization of 42462 in exponential form is:

42462 = 21 × 32 × 71 × 3371

Prime Factorization of 42482

Prime factors of 42482 are 2, 11, 1931. Prime factorization of 42482 in exponential form is:

42482 = 21 × 111 × 19311

Now multiplying the highest exponent prime factors to calculate the LCM of 42462 and 42482.

LCM(42462,42482) = 21 × 32 × 71 × 3371 × 111 × 19311
LCM(42462,42482) = 901935342