What is the Least Common Multiple of 77952 and 77971?
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 77952 and 77971 is 6077995392.
LCM(77952,77971) = 6077995392
Least Common Multiple of 77952 and 77971 with GCF Formula
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 77952 and 77971, than apply into the LCM equation.
GCF(77952,77971) = 1
LCM(77952,77971) = ( 77952 × 77971) / 1
LCM(77952,77971) = 6077995392 / 1
LCM(77952,77971) = 6077995392
Least Common Multiple (LCM) of 77952 and 77971 with Primes
Least common multiple can be found by multiplying the highest exponent prime factors of 77952 and 77971. First we will calculate the prime factors of 77952 and 77971.
Prime Factorization of 77952
Prime factors of 77952 are 2, 3, 7, 29. Prime factorization of 77952 in exponential form is:
77952 = 27 × 31 × 71 × 291
Prime Factorization of 77971
Prime factors of 77971 are 103, 757. Prime factorization of 77971 in exponential form is:
77971 = 1031 × 7571
Now multiplying the highest exponent prime factors to calculate the LCM of 77952 and 77971.
LCM(77952,77971) = 27 × 31 × 71 × 291 × 1031 × 7571
LCM(77952,77971) = 6077995392
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