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Least Common Multiple of 1580 and 7110

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 1580 and 7110 is 14220.

LCM(1580,7110) = 14220

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Least Common Multiple of 1580 and 7110 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 1580 and 7110, than apply into the LCM equation.

GCF(1580,7110) = 790
LCM(1580,7110) = ( 1580 × 7110) / 790
LCM(1580,7110) = 11233800 / 790
LCM(1580,7110) = 14220

Least Common Multiple (LCM) of 1580 and 7110 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 1580 and 7110. First we will calculate the prime factors of 1580 and 7110.

Prime Factorization of 1580

Prime factors of 1580 are 2, 5, 79. Prime factorization of 1580 in exponential form is:

1580 = 22 × 51 × 791

Prime Factorization of 7110

Prime factors of 7110 are 2, 3, 5, 79. Prime factorization of 7110 in exponential form is:

7110 = 21 × 32 × 51 × 791

Now multiplying the highest exponent prime factors to calculate the LCM of 1580 and 7110.

LCM(1580,7110) = 22 × 51 × 791 × 32
LCM(1580,7110) = 14220

Recent Comments
Avinash Talreja 2020-02-15 21:38:18

Thank you very much for your help

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