The Number

19

Nineteen

In Base 16 Hexadecimal Is

1316

The numbers with a 16 subscript use Base 16 Hexadecimal notation.

For more familiar numbers: See Nineteen in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

16
1016
Sixteen in Base 16 Hexadecimal
17
1116
Seventeen in Base 16 Hexadecimal
18
1216
Eightteen in Base 16 Hexadecimal
20
1416
Twenty in Base 16 Hexadecimal
21
1516
Twenty-One in Base 16 Hexadecimal
22
1616
Twenty-Two in Base 16 Hexadecimal

Scientific Notation

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

1.9e1

Reciprocal

A number multiplied with its reciprocal is one.

0.0d79435e50d79416

The reciprocal of 19 in Base 16 Hexadecimal.

Palindrome?

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

The number 1316 is not a palindrome.

A Prime Number

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

Nineteen is the 8th prime number.   See primes in Base 16 Hexadecimal

Not A Composite

Composites have more than just these two factors.

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

Prime Factors

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

The number nineteen has the following 1 prime factor:

19
1316
Nineteen in Base 16 Hexadecimal

Prime Factorization

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

13161 = 1316

Base Conversions

The number nineteen in 35 different bases