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What is a lowest common denominator for 15 21 27?
945 is the lowest common denominator. 3 is the greatest common factor.
What is the highest common factor of 735 and 945?
To find the highest common factor (HCF) of 735 and 945, we first need to factorize both numbers. The prime factors of 735 are 3 x 5 x 7 x 7, and the prime factors of 945 are 3 x 3 x 3 x 5 x 7. To find the HCF, we identify the common prime factors and multiply them together: 3 x 5 x 7 = 105. Therefore, the highest common factor of 735 and 945 is 105.
Is 384 and 945 relatively prime?
No they are not.Two numbers are relatively prime if their greatest common factor is 1.For example, 8 and 15 are relatively prime.
What is the two factor for the product 945?
945 has several factors. The factors of 945 are: 1 3 5 7 9 15 21 27 35 45 63 105 135 189 315 and 945.
What is the LCM for 7 27 and 45?
The Least Common Multiple (LCM) of 7, 27, and 45 is 945. 7 is prime and 27 = 33; they have no common factors so their LCM is 7x27=189. Now bring in 45 = 32x5. The only new factor here is 5, so the LCM of the 3 numbers is 189x5 = 945.
