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What is the Least Common Multiple of 1379 and 1396?

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 1379 and 1396 is 1925084.

LCM(1379,1396) = 1925084

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Least Common Multiple of 1379 and 1396 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 1379 and 1396, than apply into the LCM equation.

GCF(1379,1396) = 1
LCM(1379,1396) = ( 1379 × 1396) / 1
LCM(1379,1396) = 1925084 / 1
LCM(1379,1396) = 1925084

Least Common Multiple (LCM) of 1379 and 1396 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 1379 and 1396. First we will calculate the prime factors of 1379 and 1396.

Prime Factorization of 1379

Prime factors of 1379 are 7, 197. Prime factorization of 1379 in exponential form is:

1379 = 71 × 1971

Prime Factorization of 1396

Prime factors of 1396 are 2, 349. Prime factorization of 1396 in exponential form is:

1396 = 22 × 3491

Now multiplying the highest exponent prime factors to calculate the LCM of 1379 and 1396.

LCM(1379,1396) = 71 × 1971 × 22 × 3491
LCM(1379,1396) = 1925084