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What is the Least Common Multiple of 1237 and 1250?

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 1237 and 1250 is 1546250.

LCM(1237,1250) = 1546250

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Least Common Multiple of 1237 and 1250 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 1237 and 1250, than apply into the LCM equation.

GCF(1237,1250) = 1
LCM(1237,1250) = ( 1237 × 1250) / 1
LCM(1237,1250) = 1546250 / 1
LCM(1237,1250) = 1546250

Least Common Multiple (LCM) of 1237 and 1250 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 1237 and 1250. First we will calculate the prime factors of 1237 and 1250.

Prime Factorization of 1237

Prime factors of 1237 are 1237. Prime factorization of 1237 in exponential form is:

1237 = 12371

Prime Factorization of 1250

Prime factors of 1250 are 2, 5. Prime factorization of 1250 in exponential form is:

1250 = 21 × 54

Now multiplying the highest exponent prime factors to calculate the LCM of 1237 and 1250.

LCM(1237,1250) = 12371 × 21 × 54
LCM(1237,1250) = 1546250