What is the Least Common Multiple of 6972 and 6978?
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 6972 and 6978 is 8108436.
LCM(6972,6978) = 8108436
Least Common Multiple of 6972 and 6978 with GCF Formula
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 6972 and 6978, than apply into the LCM equation.
GCF(6972,6978) = 6
LCM(6972,6978) = ( 6972 × 6978) / 6
LCM(6972,6978) = 48650616 / 6
LCM(6972,6978) = 8108436
Least Common Multiple (LCM) of 6972 and 6978 with Primes
Least common multiple can be found by multiplying the highest exponent prime factors of 6972 and 6978. First we will calculate the prime factors of 6972 and 6978.
Prime Factorization of 6972
Prime factors of 6972 are 2, 3, 7, 83. Prime factorization of 6972 in exponential form is:
6972 = 22 × 31 × 71 × 831
Prime Factorization of 6978
Prime factors of 6978 are 2, 3, 1163. Prime factorization of 6978 in exponential form is:
6978 = 21 × 31 × 11631
Now multiplying the highest exponent prime factors to calculate the LCM of 6972 and 6978.
LCM(6972,6978) = 22 × 31 × 71 × 831 × 11631
LCM(6972,6978) = 8108436
Related Least Common Multiples of 6972
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Related Least Common Multiples of 6978
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