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What is the Least Common Multiple of 64973 and 64983?

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 64973 and 64983 is 4222140459.

LCM(64973,64983) = 4222140459

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Least Common Multiple of 64973 and 64983 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 64973 and 64983, than apply into the LCM equation.

GCF(64973,64983) = 1
LCM(64973,64983) = ( 64973 × 64983) / 1
LCM(64973,64983) = 4222140459 / 1
LCM(64973,64983) = 4222140459

Least Common Multiple (LCM) of 64973 and 64983 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 64973 and 64983. First we will calculate the prime factors of 64973 and 64983.

Prime Factorization of 64973

Prime factors of 64973 are 43, 1511. Prime factorization of 64973 in exponential form is:

64973 = 431 × 15111

Prime Factorization of 64983

Prime factors of 64983 are 3, 21661. Prime factorization of 64983 in exponential form is:

64983 = 31 × 216611

Now multiplying the highest exponent prime factors to calculate the LCM of 64973 and 64983.

LCM(64973,64983) = 431 × 15111 × 31 × 216611
LCM(64973,64983) = 4222140459