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How can divisibility rules help you to find the prime factorization of 513?
513 is divisible by 3 because the sum of its digits is a multiple of 3. 171 is divisible by 3 because the sum of its digits is a multiple of 3. 57 is divisible by 3 because the sum of its digits is a multiple of 3. 3 x 3 x 3 x 19 = 513
Is 200 divisible by 3?
no because the sum of the digits needs to be a multiple of 3.
How do you find out if a number is a multiple of 3?
you add up the digits, and if the sum is a multiple of 3, then the number is divisible by 3!
What is a factor of the sum of the digits equals 3 or a multiple of 3?
Oh, dude, a factor of the sum of the digits being 3 or a multiple of 3 just means that if you add up all the digits in a number and it equals 3, or if that sum is a multiple of 3, then that number has a factor that fits the bill. So, like, if you have a number where the digits add up to 3, or 6, or 9, or any multiple of 3, you've got yourself a match! It's like finding a snack in your pantry that fits your cravings perfectly – it just works out, man.
What number are you I am a multiple of 5 with factors of 6 4 3 The sum of your digits is 6?
60
Is 6618 divisible 3 6 and 9?
Yes, yes, and no. 3- sum of digits must be multiple of 3. 6- sum of digits must be multiple of 3 and number must be even (multiple of 2). 9- sum of digits must be multiple of 9. (The sum of the digits here is 21.)
3?
The sum of the digits is a multiple of 3
How are the divisibility rules for 3 6 and 9 alike?
A number is divisible by 3 if the sum of its digits is a multiple of 3. A number is divisible by 6 if the sum of its digits is a multiple of 3 and it's even. A number is divisible by 9 if the sum of its digits is a multiple of 9.
What is the sum of the digits in each multiple of 3 in the numbers between 1 through 30?
630
How can divisibility rules help you to find the prime factorization of 513?
513 is divisible by 3 because the sum of its digits is a multiple of 3. 171 is divisible by 3 because the sum of its digits is a multiple of 3. 57 is divisible by 3 because the sum of its digits is a multiple of 3. 3 x 3 x 3 x 19 = 513
Is 200 divisible by 3?
no because the sum of the digits needs to be a multiple of 3.
How do you find out if a number is a multiple of 3?
you add up the digits, and if the sum is a multiple of 3, then the number is divisible by 3!
Is 12153 divisible by 3?
Test of divisibility by 3:Sum of digits = 1+2+1+5+3 = 12(a multiple of 3)If sum of digits is a multiple of 3 then the number is divisible by 3.So, 12153 is divisible by 3.
What number is a multiple of 150 factor of 9 has 3 digits and the sum of the digits is 9?
No factor of 9 has three digits. 450 is a three-digit multiple of 150 (and of 9) with a digit sum of 9.
What is the number that is a multiple of 3 and 4 the sum of its digits is 6?
24
What is the smallest positive multiple of 13 for which the sum of its digits is prime?
Start with the smallest multiple of 13 and continue with the next smallest until finding one that fits the specifications. 13, sum of digits is 1 + 3 = 4 which is not prime 26, sum of digits is 2 + 6 = 8 which is not prime 39, sum of digits is 3 + 9 = 12 which is not prime 52, sum of digits is 5 + 2 = 7 which is prime So, 52 is the smallest positive multiple of 13 for which the sum of its digits is prime.
How do we know if a number is divisible by 3?
If the sum of the digits is a multiple of three, the whole number is a multiple of three.
