The Number

20397

Twenty Thousand Three Hundred and Ninety-Seven

In Base 18 Octodecimal Is

38h318

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

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

Nearby Numbers

Positive, nonzero integers within three units

20394
38h018
Twenty Thousand Three Hundred and Ninety-Four in Base 18 Octodecimal
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
20398
38h418
Twenty Thousand Three Hundred and Ninety-Eight 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

Scientific Notation

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

2.0397e4

Reciprocal

A number multiplied with its reciprocal is one.

0.00052b93adcf4dga18

The reciprocal of 20397 in Base 18 Octodecimal.

Palindrome?

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

The number 38h318 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-seven is a composite number with 8 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-seven is a composite number with 8 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-seven has the following 3 prime factors:

3
318
Three in Base 18 Octodecimal
13
d18
Thirteen in Base 18 Octodecimal
523
1b118
Five Hundred and Twenty-Three in Base 18 Octodecimal

Prime Factorization

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

3181 · d181 · 1b1181 = 38h318

Base Conversions

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