The Number

28009

Twenty-Eight Thousand and Nine

In Base 4 Quaternary Is

123112214

The numbers with a 4 subscript use Base 4 Quaternary notation.

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

Nearby Numbers

Positive, nonzero integers within three units

28006
123112124
Twenty-Eight Thousand and Six in Base 4 Quaternary
28007
123112134
Twenty-Eight Thousand and Seven in Base 4 Quaternary
28008
123112204
Twenty-Eight Thousand and Eight in Base 4 Quaternary
28010
123112224
Twenty-Eight Thousand and Ten in Base 4 Quaternary
28011
123112234
Twenty-Eight Thousand and Eleven in Base 4 Quaternary
28012
123112304
Twenty-Eight Thousand and Twelve in Base 4 Quaternary

Scientific Notation

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

2.8009e4

Reciprocal

A number multiplied with its reciprocal is one.

0.000000021112333212122020011332214

The reciprocal of 28009 in Base 4 Quaternary.

Palindrome?

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

The number 123112214 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 and nine is a composite number with 4 total factors (including 1 and itself).   See primes in Base 4 Quaternary

A Composite

Composites have more than just these two factors.

Twenty-eight thousand and nine 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-eight thousand and nine has the following 2 prime factors:

37
2114
Thirty-Seven in Base 4 Quaternary
757
233114
Seven Hundred and Fifty-Seven in Base 4 Quaternary

Prime Factorization

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

21141 · 2331141 = 123112214

Base Conversions

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