The Number

20828

Twenty Thousand Eight Hundred and Twenty-Eight

In Base 18 Octodecimal Is

3a5218

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

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

Nearby Numbers

Positive, nonzero integers within three units

20825
3a4h18
Twenty Thousand Eight Hundred and Twenty-Five in Base 18 Octodecimal
20826
3a5018
Twenty Thousand Eight Hundred and Twenty-Six in Base 18 Octodecimal
20827
3a5118
Twenty Thousand Eight Hundred and Twenty-Seven in Base 18 Octodecimal
20829
3a5318
Twenty Thousand Eight Hundred and Twenty-Nine in Base 18 Octodecimal
20830
3a5418
Twenty Thousand Eight Hundred and Thirty in Base 18 Octodecimal
20831
3a5518
Twenty Thousand Eight Hundred and Thirty-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.

2.0828e4

Reciprocal

A number multiplied with its reciprocal is one.

0.00050d01a0048ba218

The reciprocal of 20828 in Base 18 Octodecimal.

Palindrome?

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

The number 3a5218 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 eight hundred and twenty-eight is a composite number with 12 total factors (including 1 and itself).   See primes in Base 18 Octodecimal

A Composite

Composites have more than just these two factors.

Twenty thousand eight hundred and twenty-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 twenty thousand eight hundred and twenty-eight has the following 3 prime factors:

2
218
Two in Base 18 Octodecimal
41
2518
Forty-One in Base 18 Octodecimal
127
7118
One 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

2182 · 25181 · 71181 = 3a5218

Base Conversions

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