The Number

181998

One Hundred and Eighty-One Thousand Nine Hundred and Ninety-Eight

In Base 15 Quindecimal Is

38dd315

The numbers with a 15 subscript use Base 15 Quindecimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

181995
38dd015
One Hundred and Eighty-One Thousand Nine Hundred and Ninety-Five in Base 15 Quindecimal
181996
38dd115
One Hundred and Eighty-One Thousand Nine Hundred and Ninety-Six in Base 15 Quindecimal
181997
38dd215
One Hundred and Eighty-One Thousand Nine Hundred and Ninety-Seven in Base 15 Quindecimal
181999
38dd415
One Hundred and Eighty-One Thousand Nine Hundred and Ninety-Nine in Base 15 Quindecimal
182000
38dd515
One Hundred and Eighty-Two Thousand in Base 15 Quindecimal
182001
38dd615
One Hundred and Eighty-Two Thousand and One in Base 15 Quindecimal

Scientific Notation

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

1.81998e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0000428be88576823115

The reciprocal of 181998 in Base 15 Quindecimal.

Palindrome?

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

The number 38dd315 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 eighty-one thousand nine hundred and ninety-eight is a composite number with 12 total factors (including 1 and itself).   See primes in Base 15 Quindecimal

A Composite

Composites have more than just these two factors.

One hundred and eighty-one thousand nine hundred and ninety-eight is a composite number with 12 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 eighty-one thousand nine hundred and ninety-eight has the following 3 prime factors:

2
215
Two in Base 15 Quindecimal
3
315
Three in Base 15 Quindecimal
10111
2ee115
Ten Thousand One Hundred and Eleven in Base 15 Quindecimal

Prime Factorization

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

2151 · 3152 · 2ee1151 = 38dd315

Base Conversions

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