The Number

199991

One Hundred and Ninety-Nine Thousand Nine Hundred and Ninety-One

In Base 18 Octodecimal Is

1g54b18

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

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

Nearby Numbers

Positive, nonzero integers within three units

199988
1g54818
One Hundred and Ninety-Nine Thousand Nine Hundred and Eighty-Eight in Base 18 Octodecimal
199989
1g54918
One Hundred and Ninety-Nine Thousand Nine Hundred and Eighty-Nine in Base 18 Octodecimal
199990
1g54a18
One Hundred and Ninety-Nine Thousand Nine Hundred and Ninety in Base 18 Octodecimal
199992
1g54c18
One Hundred and Ninety-Nine Thousand Nine Hundred and Ninety-Two in Base 18 Octodecimal
199993
1g54d18
One Hundred and Ninety-Nine Thousand Nine Hundred and Ninety-Three in Base 18 Octodecimal
199994
1g54e18
One Hundred and Ninety-Nine Thousand Nine Hundred and Ninety-Four in Base 18 Octodecimal

Scientific Notation

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

1.99991e5

Reciprocal

A number multiplied with its reciprocal is one.

0.000098145197g54eb18

The reciprocal of 199991 in Base 18 Octodecimal.

Palindrome?

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

The number 1g54b18 is not a palindrome.

Not A Prime Number

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

One hundred and ninety-nine thousand nine hundred and ninety-one is a composite number with 4 total factors (including 1 and itself).   See primes in Base 18 Octodecimal

A Composite

Composites have more than just these two factors.

One hundred and ninety-nine thousand nine hundred and ninety-one is a composite number with 4 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 one hundred and ninety-nine thousand nine hundred and ninety-one has the following 2 prime factors:

11
b18
Eleven in Base 18 Octodecimal
18181
322118
Eightteen Thousand One Hundred and Eighty-One in Base 18 Octodecimal

Prime Factorization

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

b181 · 3221181 = 1g54b18

Base Conversions

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