The Number

99

Ninety-Nine

In Base 18 Octodecimal Is

5918

The numbers with a 18 subscript use Base 18 Octodecimal notation.

For more familiar numbers: See Ninety-Nine in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

96
5618
Ninety-Six in Base 18 Octodecimal
97
5718
Ninety-Seven in Base 18 Octodecimal
98
5818
Ninety-Eight in Base 18 Octodecimal
100
5a18
One Hundred in Base 18 Octodecimal
101
5b18
One Hundred and One in Base 18 Octodecimal
102
5c18
One Hundred and Two in Base 18 Octodecimal

Scientific Notation

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

9.9e1

Reciprocal

A number multiplied with its reciprocal is one.

0.034g69ed1b834gb18

The reciprocal of 99 in Base 18 Octodecimal.

Palindrome?

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

The number 5918 is not a palindrome.

Not A Prime Number

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

Ninety-nine is a composite number with 6 total factors (including 1 and itself).   See primes in Base 18 Octodecimal

A Composite

Composites have more than just these two factors.

Ninety-nine is a composite number with 6 total factors (including 1 and itself).

Prime Factors

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

The number ninety-nine has the following 2 prime factors:

3
318
Three in Base 18 Octodecimal
11
b18
Eleven in Base 18 Octodecimal

Prime Factorization

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

3182 · b181 = 5918

Base Conversions

The number ninety-nine in 35 different bases