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What is the Least Common Multiple of 722 and 735?

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 722 and 735 is 530670.

LCM(722,735) = 530670

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Least Common Multiple of 722 and 735 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 722 and 735, than apply into the LCM equation.

GCF(722,735) = 1
LCM(722,735) = ( 722 × 735) / 1
LCM(722,735) = 530670 / 1
LCM(722,735) = 530670

Least Common Multiple (LCM) of 722 and 735 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 722 and 735. First we will calculate the prime factors of 722 and 735.

Prime Factorization of 722

Prime factors of 722 are 2, 19. Prime factorization of 722 in exponential form is:

722 = 21 × 192

Prime Factorization of 735

Prime factors of 735 are 3, 5, 7. Prime factorization of 735 in exponential form is:

735 = 31 × 51 × 72

Now multiplying the highest exponent prime factors to calculate the LCM of 722 and 735.

LCM(722,735) = 21 × 192 × 31 × 51 × 72
LCM(722,735) = 530670