The Number

99991

Ninety-Nine Thousand Nine Hundred and Ninety-One

In Base 13 Tridecimal Is

3668813

The numbers with a 13 subscript use Base 13 Tridecimal notation.

For more familiar numbers: See Ninety-Nine Thousand Nine Hundred and Ninety-One in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

99988
3668513
Ninety-Nine Thousand Nine Hundred and Eighty-Eight in Base 13 Tridecimal
99989
3668613
Ninety-Nine Thousand Nine Hundred and Eighty-Nine in Base 13 Tridecimal
99990
3668713
Ninety-Nine Thousand Nine Hundred and Ninety in Base 13 Tridecimal
99992
3668913
Ninety-Nine Thousand Nine Hundred and Ninety-Two in Base 13 Tridecimal
99993
3668a13
Ninety-Nine Thousand Nine Hundred and Ninety-Three in Base 13 Tridecimal
99994
3668b13
Ninety-Nine Thousand Nine Hundred and Ninety-Four in Base 13 Tridecimal

Scientific Notation

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

9.9991e4

Reciprocal

A number multiplied with its reciprocal is one.

0.000039370700509087713

The reciprocal of 99991 in Base 13 Tridecimal.

Palindrome?

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

The number 3668813 is not a palindrome.

A Prime Number

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

Ninety-nine thousand nine hundred and ninety-one is the 9592nd prime number.   See primes in Base 13 Tridecimal

Not A Composite

Composites have more than just these two factors.

Ninety-Nine Thousand Nine Hundred and Ninety-One is not a composite number because it has exactly two factors: One and Ninety-Nine Thousand Nine Hundred and Ninety-One

Prime Factors

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

The number ninety-nine thousand nine hundred and ninety-one has the following 1 prime factor:

99991
3668813
Ninety-Nine Thousand Nine Hundred and Ninety-One in Base 13 Tridecimal

Prime Factorization

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

36688131 = 3668813

Base Conversions

The number ninety-nine thousand nine hundred and ninety-one in 35 different bases