The Number

20481

Twenty Thousand Four Hundred and Eighty-One

In Base 18 Octodecimal Is

393f18

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

For more familiar numbers: See Twenty Thousand Four Hundred and Eighty-One in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

20478
393c18
Twenty Thousand Four Hundred and Seventy-Eight in Base 18 Octodecimal
20479
393d18
Twenty Thousand Four Hundred and Seventy-Nine in Base 18 Octodecimal
20480
393e18
Twenty Thousand Four Hundred and Eighty in Base 18 Octodecimal
20482
393g18
Twenty Thousand Four Hundred and Eighty-Two in Base 18 Octodecimal
20483
393h18
Twenty Thousand Four Hundred and Eighty-Three in Base 18 Octodecimal
20484
394018
Twenty Thousand Four Hundred and Eighty-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.

2.0481e4

Reciprocal

A number multiplied with its reciprocal is one.

0.000524c1d5e9gb7818

The reciprocal of 20481 in Base 18 Octodecimal.

Palindrome?

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

The number 393f18 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 four hundred and eighty-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.

Twenty thousand four hundred and eighty-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 twenty thousand four hundred and eighty-one has the following 2 prime factors:

3
318
Three in Base 18 Octodecimal
6827
131518
Six Thousand Eight Hundred and Twenty-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

3181 · 1315181 = 393f18

Base Conversions

The number twenty thousand four hundred and eighty-one in 35 different bases