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There is a number that is 5 times the sum of its digits What is this number?
The number is 45. The sum of its digits i.e. 4+5=9 Five times the sum of its digits i.e. 5 times 9 which is 45
There is a number that is 6 times the sum of its digits What is this number?
The number is 54. The sum of its digits is 5 + 4 = 9. 54/9 = 6.
Which number is 3 times the sum of its digits?
the answer is 9
There is a number that is 9 times the sum of its digits what is this number?
81 8+1=9 9*9=81
Which number is 2 times the sum of its digit Is this number unique?
18. The sum of its digits is 9. And yes, it is unique.
A two digit number is five times the sum of the digits if 9 is added to the number the digits are reversed find the number?
45
Is a factor if the sum of the digits equal 9 or a multiple of 9?
Yes, a number is a factor of 9 if the sum of its digits equals 9 or is a multiple of 9. This is based on the divisibility rule for 9, which states that a number is divisible by 9 if the sum of its digits is divisible by 9. Therefore, if the sum of the digits is 9, the number itself is divisible by 9.
What 3 digit number ia 3 times the sum of its digits?
Without digging too deeply into this question, we can see immediately that it has no solution. -- The largest possible sum of 3 digits is (9 + 9 + 9) = 27 -- 3 times (the largest possible sum of 3 digits) is (3 x 27) = 81 -- 3 times the largest possible sum of 3 digits is smaller than any 3-digit number.
What is the divisiblity rule of 9?
The rule to decide if a number is divisible by 9 is to look at the sum of the digits. If the sum of the digits is divisible by 9, then so is the number.
What is a number pattern in multiples of 9?
The sum of the digits is also a multiple of 9. And, if the sum of the digits is too large, you can sum those digits and keep going.
Number that is 2 times the sum of its digits?
18 1+8=9 9x2=18
If the sum of the digits is divisible by 9 the number is divisible by?
If the sum of the digits of a number is divisible by 9, then the number itself is also divisible by 9. This is a basic rule in number theory known as the divisibility rule for 9. Therefore, if you calculate the sum of the digits and find it divisible by 9, you can conclude that the original number is divisible by 9 as well.
