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What is the Least Common Multiple of 42097 and 42110?

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 42097 and 42110 is 1772704670.

LCM(42097,42110) = 1772704670

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Least Common Multiple of 42097 and 42110 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 42097 and 42110, than apply into the LCM equation.

GCF(42097,42110) = 1
LCM(42097,42110) = ( 42097 × 42110) / 1
LCM(42097,42110) = 1772704670 / 1
LCM(42097,42110) = 1772704670

Least Common Multiple (LCM) of 42097 and 42110 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 42097 and 42110. First we will calculate the prime factors of 42097 and 42110.

Prime Factorization of 42097

Prime factors of 42097 are 11, 43, 89. Prime factorization of 42097 in exponential form is:

42097 = 111 × 431 × 891

Prime Factorization of 42110

Prime factors of 42110 are 2, 5, 4211. Prime factorization of 42110 in exponential form is:

42110 = 21 × 51 × 42111

Now multiplying the highest exponent prime factors to calculate the LCM of 42097 and 42110.

LCM(42097,42110) = 111 × 431 × 891 × 21 × 51 × 42111
LCM(42097,42110) = 1772704670