0
2 x 3 x 7 = 42
2 x 2 x 2 x 3 x 3 = 72
Wiki User
∙ 9y ago
Add your answer:
Earn +20 pts
Which of these numbers are prime number 72 87 42 59?
You can elimate the even numbers 72 and 42 right away because the only even prime number is 2. Using the divisibility rules, you can eliminate 87; 8 + 7 = 15, which is divisible by 3, which means 87 is divisible by 3. 59 is the prime number.
Is 6 a prime factor of 72?
6 is not a prime number but it is a factor of 72
What number comes next in this number sequence 90 72 56 42 30?
92 - 18 = 72 72 - 16 = 56 56 - 14 = 42 42 - 12 = 30 30 - 10 = 20 20 is the next number in the sequence.
What are the prime factors of 42 72 84?
42 = 2 x 3 x 7 72 = 23 x 32 84 = 22 x 3 x 7
What is 30 plus 42?
30 + 42 = 72
What is the prime factoriazation of 42?
72
Which of these numbers are prime number 72 87 42 59?
You can elimate the even numbers 72 and 42 right away because the only even prime number is 2. Using the divisibility rules, you can eliminate 87; 8 + 7 = 15, which is divisible by 3, which means 87 is divisible by 3. 59 is the prime number.
Is 6 a prime factor of 72?
6 is not a prime number but it is a factor of 72
Are 39 42 and 72 relatively prime?
No they have common factor of 3
Is 72 a prim number?
no it is not a prime number
What are facts about the number 72?
72 is not a prime number. The number 72 is a composite number because its factors are 72,1,9,8,36, and 2.
What number is to 72 as 42 is to 216?
It is: 14
Is 72 a prime number-?
NO! It can be divided by 2 and other things. No, 72 is not prime because 9 * 8 = 72 and 1 * 72 = 72. Hope that helps!
What number comes next in this number sequence 90 72 56 42 30?
92 - 18 = 72 72 - 16 = 56 56 - 14 = 42 42 - 12 = 30 30 - 10 = 20 20 is the next number in the sequence.
What are the prime numbers up to 72?
2,3,5,7,11,13,17,19,23,29,31,37,41,43,47,53,59,61,67,71 that's as far up as it goes because 72 is a composite number not a prime number!
How much is 72 tens?
72 is not a prime number
What is the co-prime number for 72?
"The" co-prime number is wrong; for any number, there are infinitely other numbers that are co-prime with it, not just one. Get the prime factors for 72. Then, any number made up of factors that DON'T include those prime factors is co-prime with 72. For example, 49 (which is 7 x 7), or 35 (5 x 7) are coprime with 72, since neither 5 nor 7 are among the prime factors of 72.
