The Number

20398

Twenty Thousand Three Hundred and Ninety-Eight

In Base 18 Octodecimal Is

38h418

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

For more familiar numbers: See Twenty Thousand Three Hundred and Ninety-Eight in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

20395
38h118
Twenty Thousand Three Hundred and Ninety-Five in Base 18 Octodecimal
20396
38h218
Twenty Thousand Three Hundred and Ninety-Six in Base 18 Octodecimal
20397
38h318
Twenty Thousand Three Hundred and Ninety-Seven in Base 18 Octodecimal
20399
38h518
Twenty Thousand Three Hundred and Ninety-Nine in Base 18 Octodecimal
20400
38h618
Twenty Thousand Four Hundred in Base 18 Octodecimal
20401
38h718
Twenty Thousand Four Hundred and One in Base 18 Octodecimal

Scientific Notation

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

2.0398e4

Reciprocal

A number multiplied with its reciprocal is one.

0.00052b7d201056b918

The reciprocal of 20398 in Base 18 Octodecimal.

Palindrome?

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

The number 38h418 is not a palindrome.

Not A Prime Number

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

Twenty thousand three hundred and ninety-eight is a composite number with 16 total factors (including 1 and itself).   See primes in Base 18 Octodecimal

A Composite

Composites have more than just these two factors.

Twenty thousand three hundred and ninety-eight is a composite number with 16 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 twenty thousand three hundred and ninety-eight has the following 4 prime factors:

2
218
Two in Base 18 Octodecimal
7
718
Seven in Base 18 Octodecimal
31
1d18
Thirty-One in Base 18 Octodecimal
47
2b18
Forty-Seven in Base 18 Octodecimal

Prime Factorization

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

2181 · 7181 · 1d181 · 2b181 = 38h418

Base Conversions

The number twenty thousand three hundred and ninety-eight in 35 different bases