It's not entirely clear from the wording of your question what it is you want to know. Seven is a one-digit number. The sum of its digits is 7. Seven has two factors: 1 and 7. That sum is 8.
There are many 4 digit numbers having 3 and 11 as factors. One of them is 1089 whose factors are 3,3,11,11.
You have seven different digits (symbols) to choose from, so you can form seven different one digit numbers and 7×7=72=49 different two digit numbers.
20 and 30 All numbers have at least one common factor.
you say one number first then the other one for example 789 you say seven eight and then nine
Sure. Any 1-digit number contains only one-digit numbers as factors. Any larger number, on the other hand, contains itself as a factor, so these can be excluded.
'Seven' has multiple meanings, the most commonly known one being:Sevenseh-vunA digit placed in-between the single-digit numbers of 6 and 8. Seven consists of one digit and is a square number, the next one after five, a number two away.
One.
One through nine all have single digit factors.
9,000,0009,999,999 is the last 7 digit number1,000,000 is the first 7 digit numberwhen you subtract the first from the last and add one you get the above answer.
All of the numbers between one and two million have seven digits.
1