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Q: What is the largest 1 digit prime number?
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What the largest digit prime number?

As of October 2015, the largest known prime number is 2^57,885,161 − 1, a number with 17,425,170 digits.

What is the largest staircase composite?

The largest staircase comosite largest staircase composite is the number 2223 because 1 is not counted as a prime so the 1 digit prime is 2, the smalles 2 digit prime is 11 and smallest 3 digit prime is 101

What is the largest composite digit?

The largest single digit composite number is 9. The largest prime number is 17 million digits long. The definition of a composite number is any number that has at least one positive divisor other than one or the number itself (it is not a prime number). The largest composite digit is therefore longer than the largest prime number by at leaf +1.

What is the largest 2 digit prime number?

97A prime number has only 2 factors which are 1 and itself. Composite numbers are everything else except 1 and 0. 1 and 0 are neither prime, nor composite. 97 is the largest 2 digit prime number.

What is the largest 3 digit prime number whose square root is a prime number?

There is no three digit prime number whose square root is a prime number. Prime numbers have no factors other than 1 and themselves. Any number having a prime number as a square root is a composite number.

1 added to the largest 7 digit number?


What is the largest prime number that is closest to 1?

2 is the largest prime number closest to 1.

What is prime number in 1 digit?


What is the 13 million digit prime number?

The Mersenne prime M(43112609) which is 2^43112609 - 1 has 12,978,189 digits. It is the third largest prime known as of 2016.

What is the product of the greatest 2 digit prime number and the least 1 digit prime number?

It is: 97*2 = 194

Which is the largest number of 1 digit?

It is 9.

What is the 1-digit even number that is prime?

The number 2.

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