Nearby Numbers

Positive, nonzero integers within three units

28022

30b821

Twenty-Eight Thousand and Twenty-Two in Base 21 Unovigesimal

28023

30b921

Twenty-Eight Thousand and Twenty-Three in Base 21 Unovigesimal

28024

30ba21

Twenty-Eight Thousand and Twenty-Four in Base 21 Unovigesimal

28026

30bc21

Twenty-Eight Thousand and Twenty-Six in Base 21 Unovigesimal

28027

30bd21

Twenty-Eight Thousand and Twenty-Seven in Base 21 Unovigesimal

28028

30be21

Twenty-Eight Thousand and Twenty-Eight in Base 21 Unovigesimal

Scientific Notation

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

2.8025e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0006jf748698ighe21

The reciprocal of 28025 in Base 21 Unovigesimal.

Palindrome?

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

The number 30bb21 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-five is a composite number with 12 total factors (including 1 and itself).   See primes in Base 21 Unovigesimal

A Composite

Composites have more than just these two factors.

Twenty-eight thousand and twenty-five is a composite number with 12 total factors (including 1 and itself).

Prime Factors

5

521

Five in Base 21 Unovigesimal

19

j21

Nineteen in Base 21 Unovigesimal

59

2h21

Fifty-Nine in Base 21 Unovigesimal

Prime Factorization

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

5212 · j211 · 2h211 = 30bb21

Base Conversions

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