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What is the Least Common Multiple of 32961 and 32980?

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 32961 and 32980 is 1087053780.

LCM(32961,32980) = 1087053780

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Least Common Multiple of 32961 and 32980 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 32961 and 32980, than apply into the LCM equation.

GCF(32961,32980) = 1
LCM(32961,32980) = ( 32961 × 32980) / 1
LCM(32961,32980) = 1087053780 / 1
LCM(32961,32980) = 1087053780

Least Common Multiple (LCM) of 32961 and 32980 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 32961 and 32980. First we will calculate the prime factors of 32961 and 32980.

Prime Factorization of 32961

Prime factors of 32961 are 3, 10987. Prime factorization of 32961 in exponential form is:

32961 = 31 × 109871

Prime Factorization of 32980

Prime factors of 32980 are 2, 5, 17, 97. Prime factorization of 32980 in exponential form is:

32980 = 22 × 51 × 171 × 971

Now multiplying the highest exponent prime factors to calculate the LCM of 32961 and 32980.

LCM(32961,32980) = 31 × 109871 × 22 × 51 × 171 × 971
LCM(32961,32980) = 1087053780