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What is the Least Common Multiple of 73157 and 73170?

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 73157 and 73170 is 5352897690.

LCM(73157,73170) = 5352897690

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Least Common Multiple of 73157 and 73170 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 73157 and 73170, than apply into the LCM equation.

GCF(73157,73170) = 1
LCM(73157,73170) = ( 73157 × 73170) / 1
LCM(73157,73170) = 5352897690 / 1
LCM(73157,73170) = 5352897690

Least Common Multiple (LCM) of 73157 and 73170 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 73157 and 73170. First we will calculate the prime factors of 73157 and 73170.

Prime Factorization of 73157

Prime factors of 73157 are 7, 1493. Prime factorization of 73157 in exponential form is:

73157 = 72 × 14931

Prime Factorization of 73170

Prime factors of 73170 are 2, 3, 5, 271. Prime factorization of 73170 in exponential form is:

73170 = 21 × 33 × 51 × 2711

Now multiplying the highest exponent prime factors to calculate the LCM of 73157 and 73170.

LCM(73157,73170) = 72 × 14931 × 21 × 33 × 51 × 2711
LCM(73157,73170) = 5352897690