The Number

28820

Twenty-Eight Thousand Eight Hundred and Twenty

In Base 11 Undecimal Is

1a72011

The numbers with a 11 subscript use Base 11 Undecimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

28817
1a71811
Twenty-Eight Thousand Eight Hundred and Seventeen in Base 11 Undecimal
28818
1a71911
Twenty-Eight Thousand Eight Hundred and Eightteen in Base 11 Undecimal
28819
1a71a11
Twenty-Eight Thousand Eight Hundred and Nineteen in Base 11 Undecimal
28821
1a72111
Twenty-Eight Thousand Eight Hundred and Twenty-One in Base 11 Undecimal
28822
1a72211
Twenty-Eight Thousand Eight Hundred and Twenty-Two in Base 11 Undecimal
28823
1a72311
Twenty-Eight Thousand Eight Hundred and Twenty-Three in Base 11 Undecimal

Scientific Notation

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

2.8820e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0000565194042258354511

The reciprocal of 28820 in Base 11 Undecimal.

Palindrome?

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

The number 1a72011 is not a palindrome.

Not A Prime Number

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

Twenty-eight thousand eight hundred and twenty is a composite number with 24 total factors (including 1 and itself).   See primes in Base 11 Undecimal

A Composite

Composites have more than just these two factors.

Twenty-eight thousand eight hundred and twenty is a composite number with 24 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-eight thousand eight hundred and twenty has the following 4 prime factors:

2
211
Two in Base 11 Undecimal
5
511
Five in Base 11 Undecimal
11
1011
Eleven in Base 11 Undecimal
131
10a11
One Hundred and Thirty-One in Base 11 Undecimal

Prime Factorization

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

2112 · 5111 · 10111 · 10a111 = 1a72011

Base Conversions

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