Exploring 6 Digit Numbers

What is the smallest 6 digit number?

• 99999

• 200000

• 100001

• 100000

Answer explanation

The smallest 6-digit number is 100000. It is the first number that has six digits, while 99999 is only a 5-digit number, and 200000 is larger than 100000.

What is the largest 6 digit number?

• 888888

• 1000000

• 999999

• 999998

Answer explanation

The largest 6-digit number is 999999. It is the highest value that can be represented with six digits, as 1000000 is a 7-digit number.

How many 6 digit numbers are there?

• 800000

• 500000

• 900000

• 1000000

Answer explanation

A 6-digit number ranges from 100000 to 999999. To find the total, subtract the smallest from the largest and add one: 999999 - 100000 + 1 = 900000. Thus, the correct answer is 900000.

If you add 1 to 999999, what is the result?

• 1000000

• 100000

• 1000001

• 999998

Answer explanation

Adding 1 to 999999 results in 1000000. This is a straightforward arithmetic operation where you simply increase the number by one, confirming that the correct answer is 1000000.

What is the difference between 100000 and 999999?

• 899999

• 999

• 1

• 1000

Answer explanation

The difference between 100000 and 999999 is calculated as 999999 - 100000, which equals 899999. Therefore, the correct answer is 899999.

Is 123456 an even or odd number?

• even

• negative

• prime

• odd

Answer explanation

123456 is an even number because it ends in 6, which is one of the digits that makes a number even. An even number is divisible by 2 without a remainder.

What is the sum of the digits in 654321?

• 19

• 22

• 21

• 20

Answer explanation

To find the sum of the digits in 654321, add 6 + 5 + 4 + 3 + 2 + 1 = 21. Therefore, the correct answer is 21.

If you multiply 123456 by 2, what is the result?

• 246912

• 246913

• 246910

• 246911

Answer explanation

Multiplying 123456 by 2 gives 246912. This matches the first answer choice, confirming it as the correct result.

What is the 6 digit number that comes after 999998?

• 999999

• 999998

• 1000000

• 999997

Answer explanation

The number that comes after 999998 is 999999. This is the next consecutive integer, making it the correct answer.

How many times does the digit '5' appear in 555555?

• 5

• 10

• 7

• 6

Answer explanation

The digit '5' appears six times in the number 555555. Each '5' is counted individually, leading to a total of 6 occurrences.