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What is the Least Common Multiple of 7370 and 7385?

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 7370 and 7385 is 10885490.

LCM(7370,7385) = 10885490

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Least Common Multiple of 7370 and 7385 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 7370 and 7385, than apply into the LCM equation.

GCF(7370,7385) = 5
LCM(7370,7385) = ( 7370 × 7385) / 5
LCM(7370,7385) = 54427450 / 5
LCM(7370,7385) = 10885490

Least Common Multiple (LCM) of 7370 and 7385 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 7370 and 7385. First we will calculate the prime factors of 7370 and 7385.

Prime Factorization of 7370

Prime factors of 7370 are 2, 5, 11, 67. Prime factorization of 7370 in exponential form is:

7370 = 21 × 51 × 111 × 671

Prime Factorization of 7385

Prime factors of 7385 are 5, 7, 211. Prime factorization of 7385 in exponential form is:

7385 = 51 × 71 × 2111

Now multiplying the highest exponent prime factors to calculate the LCM of 7370 and 7385.

LCM(7370,7385) = 21 × 51 × 111 × 671 × 71 × 2111
LCM(7370,7385) = 10885490