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What are the prime factors of 4914?
To find the prime factors, start with the obvious ones. 4914 is even so divide it by 2 and we get 2457. The digit sum of this is 9, so divide by 9 (3x3) and get 273. The digit sum divides by 3 so divide by 3 and get 91, which is 13x7. So in total we have 2, 3, 3, 3, 7 and 13 as the prime factors of 4914
How do you find all of the factors of 273?
Divide by 3, 7 and 13. 1, 3, 7, 13, 21, 39, 91, 273
What is the average of 7 and 9 and 11?
7 + 9 + 11 = 27. Divide by 3. = 9.
How do you divide 5 1 3 and 1 3 4?
(51/3) / (13/4) = (16/3) / (7/4) = (16/3) * (4/7) = 64/21
Thirty-two is 7 less than 3 times a number what is the number?
32 = 3n - 7(add 7 to both sides)39 = 3n(divide both sides by 3)13 = n or n = 13
What are the prime factors of 4914?
To find the prime factors, start with the obvious ones. 4914 is even so divide it by 2 and we get 2457. The digit sum of this is 9, so divide by 9 (3x3) and get 273. The digit sum divides by 3 so divide by 3 and get 91, which is 13x7. So in total we have 2, 3, 3, 3, 7 and 13 as the prime factors of 4914
How do you find all of the factors of 273?
Divide by 3, 7 and 13. 1, 3, 7, 13, 21, 39, 91, 273
What is the prime factorization of 728 with exponents?
728 Divide by two. 364,2 Divide by two. 182,2,2 Divide by two. 91,2,2,2 Divide by seven. 13,7,2,2,2 Stop.
How many 3 digit numbers are divisible by 7?
The smallest 3-digit multiple of 7 is 105 = 15*7 The largest 3-digit multiple of 7 is 994 = 142*7 So there are 142-14 = 128 3-digit multiples of 7, ie 128 3-digit numbers that are divisible by 7.
What is the average of 7 and 9 and 11?
7 + 9 + 11 = 27. Divide by 3. = 9.
I am a 4-digit even number. I can be divided exactly 7. My ones digit is three times my thousands digit. The sum of my digits is 13. The hundreds digit is less than the ones digit. What number am I?
2506 2506 is divisible by 7. (6 is 3 times of 2; 2+5+0+6=13; 5=6–1)
How many 2 digit numbers are divisible by 7?
All 2 digit numbers are divisible by 7: it is simply that some of the quotients are not whole numbers. 10/7 = 1 3/7 99/7 = 14 1/7 So the number of 2-digit numbers which are evenly divisible by 7 are 14-1 = 13.
What is the greatest 4 digit number with 13 and 7 as common factors?
The highest four digit number with 13 and 7 as common factors is 9919, which is equal to 13 x 763 and 7 x 1417.
What single digit number can you multiply by 4 subtract 3 divide by 5 and add 2 to arrive at the same number that you started with?
7
What happens when you divide a 3-digit number by 10?
-7
How do you divide 5 1 3 and 1 3 4?
(51/3) / (13/4) = (16/3) / (7/4) = (16/3) * (4/7) = 64/21
What are the single digit divisors of 5670?
1, 2, 3, 5, 6, 7 and 9
