LCM for 121 and 143

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What's the Least Common Multiple (LCM) of 121 and 143?

Answer

LCM of 121 and 143 is
1,573

First common multiples: 1,573; 3,146; 4,719; …

1,573 is divisible by both: 1,573 ÷ 121 = 13; 1,573 ÷ 143 = 11 — and 13 and 11 share no factor but 1, so no smaller number is. As a common denominator: multiply the top and bottom of x/121 by 13 and of y/143 by 11.

121 = 112

143 = 11 × 13

Prime121143Highest power
1111211112
13—1313

— = power 0: the prime is not a factor of this number; the LCM takes it from the number that has it.

LCM = 112 × 13 = 1,573

More with these numbers

See Also

LCM Table

Number 1Number 2LCM
12112815,488
12112915,609
12113015,730
12113115,851
1211321,452
12113316,093
12113416,214
12113516,335
12113616,456
12113716,577
12113816,698
12113916,819
12114016,940
12114117,061
12114217,182
1211431,573
12114417,424
12114517,545
12114617,666
12114717,787
12114817,908
12114918,029
12115018,150
12115118,271
12115218,392
12115318,513
1211541,694
12115518,755
12115618,876
12115718,997

FAQ

What's the Least Common Multiple (LCM) of 121 and 143?

LCM of 121 and 143 is 1,573

How to find the LCM of 121 and 143 using prime factorization?

To find the LCM of 121 and 143, find all prime factors of both numbers, then multiply the highest power of each prime factor. The result is 1,573.

What is the difference between LCM and GCF?

LCM (Least Common Multiple) is the smallest number divisible by both numbers, while GCF (Greatest Common Factor) is the largest number that divides both. For 121 and 143: LCM = 1,573, GCF = 11.

See Also