The Number

28021

Twenty-Eight Thousand and Twenty-One

In Base 12 Duodecimal Is

1427112

The numbers with a 12 subscript use Base 12 Duodecimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

28018
1426a12
Twenty-Eight Thousand and Eightteen in Base 12 Duodecimal
28019
1426b12
Twenty-Eight Thousand and Nineteen in Base 12 Duodecimal
28020
1427012
Twenty-Eight Thousand and Twenty in Base 12 Duodecimal
28022
1427212
Twenty-Eight Thousand and Twenty-Two in Base 12 Duodecimal
28023
1427312
Twenty-Eight Thousand and Twenty-Three in Base 12 Duodecimal
28024
1427412
Twenty-Eight Thousand and Twenty-Four in Base 12 Duodecimal

Scientific Notation

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

2.8021e4

Reciprocal

A number multiplied with its reciprocal is one.

0.00008a68b921893190a12

The reciprocal of 28021 in Base 12 Duodecimal.

Palindrome?

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

The number 1427112 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 twenty-one is a composite number with 4 total factors (including 1 and itself).   See primes in Base 12 Duodecimal

A Composite

Composites have more than just these two factors.

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

7
712
Seven in Base 12 Duodecimal
4003
239712
Four Thousand and Three in Base 12 Duodecimal

Prime Factorization

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

7121 · 2397121 = 1427112

Base Conversions

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