23

The numbers with a 3 subscript use Base 3 Ternary notation.

For more familiar numbers: See Two in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

3
103
Three in Base 3 Ternary
4
113
Four in Base 3 Ternary
5
123
Five in Base 3 Ternary

Scientific Notation

Scientific notation expresses a quantity as the product of its significand with 10 raised to an integer exponent.

Reciprocal

A number multiplied with its reciprocal is one.

0.11111111111111111111111111111111123

The reciprocal of 2 in Base 3 Ternary.

Palindrome?

A numerical palindrome has the same value when all of its digits are reversed.

The number 23 is a palindrome.

A Prime Number

A prime number is a positive integer that is divisible only by itself and one.

Two is the 1st prime number.   See primes in Base 3 Ternary

Not A Composite

Composites have more than just these two factors.

Two is not a composite number because it has exactly two factors: One and Two

Prime Factors

The prime factors of a positive integer are the integers that divide it exactly and are also prime.

The number two has the following 1 prime factor:

2
23
Two in Base 3 Ternary

Prime Factorization

The prime factorization of a positive integer is the unique list of prime factors together with their multiplicities

Base Conversions

The number two in 35 different bases