Nearby Numbers

Positive, nonzero integers within three units

28066

30da21

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

28067

30db21

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

28068

30dc21

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

28070

30de21

Twenty-Eight Thousand and Seventy in Base 21 Unovigesimal

28071

30df21

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

28072

30dg21

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

Scientific Notation

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

2.8069e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0006jab9gcic3df721

The reciprocal of 28069 in Base 21 Unovigesimal.

Palindrome?

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

The number 30dd21 is not a palindrome.

A Prime Number

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

Twenty-eight thousand and sixty-nine is the 3062nd prime number.   See primes in Base 21 Unovigesimal

Not A Composite

Composites have more than just these two factors.

Twenty-Eight Thousand and Sixty-Nine is not a composite number because it has exactly two factors: One and Twenty-Eight Thousand and Sixty-Nine

Prime Factors

28069

30dd21

Twenty-Eight Thousand and Sixty-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

30dd211 = 30dd21

Base Conversions

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