What is the Least Common Multiple of 652 and 660?
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 652 and 660 is 107580.
LCM(652,660) = 107580
Least Common Multiple of 652 and 660 with GCF Formula
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 652 and 660, than apply into the LCM equation.
GCF(652,660) = 4
LCM(652,660) = ( 652 × 660) / 4
LCM(652,660) = 430320 / 4
LCM(652,660) = 107580
Least Common Multiple (LCM) of 652 and 660 with Primes
Least common multiple can be found by multiplying the highest exponent prime factors of 652 and 660. First we will calculate the prime factors of 652 and 660.
Prime Factorization of 652
Prime factors of 652 are 2, 163. Prime factorization of 652 in exponential form is:
652 = 22 × 1631
Prime Factorization of 660
Prime factors of 660 are 2, 3, 5, 11. Prime factorization of 660 in exponential form is:
660 = 22 × 31 × 51 × 111
Now multiplying the highest exponent prime factors to calculate the LCM of 652 and 660.
LCM(652,660) = 22 × 1631 × 31 × 51 × 111
LCM(652,660) = 107580
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