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What is the Least Common Multiple of 42251 and 42267?

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 42251 and 42267 is 1785823017.

LCM(42251,42267) = 1785823017

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Least Common Multiple of 42251 and 42267 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 42251 and 42267, than apply into the LCM equation.

GCF(42251,42267) = 1
LCM(42251,42267) = ( 42251 × 42267) / 1
LCM(42251,42267) = 1785823017 / 1
LCM(42251,42267) = 1785823017

Least Common Multiple (LCM) of 42251 and 42267 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 42251 and 42267. First we will calculate the prime factors of 42251 and 42267.

Prime Factorization of 42251

Prime factors of 42251 are 11, 23, 167. Prime factorization of 42251 in exponential form is:

42251 = 111 × 231 × 1671

Prime Factorization of 42267

Prime factors of 42267 are 3, 73, 193. Prime factorization of 42267 in exponential form is:

42267 = 31 × 731 × 1931

Now multiplying the highest exponent prime factors to calculate the LCM of 42251 and 42267.

LCM(42251,42267) = 111 × 231 × 1671 × 31 × 731 × 1931
LCM(42251,42267) = 1785823017