The Number

28071

Twenty-Eight Thousand and Seventy-One

In Base 21 Unovigesimal Is

30df21

The numbers with a 21 subscript use Base 21 Unovigesimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

28068
30dc21
Twenty-Eight Thousand and Sixty-Eight in Base 21 Unovigesimal
28069
30dd21
Twenty-Eight Thousand and Sixty-Nine in Base 21 Unovigesimal
28070
30de21
Twenty-Eight Thousand and Seventy in Base 21 Unovigesimal
28072
30dg21
Twenty-Eight Thousand and Seventy-Two in Base 21 Unovigesimal
28073
30dh21
Twenty-Eight Thousand and Seventy-Three in Base 21 Unovigesimal
28074
30di21
Twenty-Eight Thousand and Seventy-Four in Base 21 Unovigesimal

Scientific Notation

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

2.8071e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0006ja6iga2dei7721

The reciprocal of 28071 in Base 21 Unovigesimal.

Palindrome?

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

The number 30df21 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 seventy-one is a composite number with 6 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 seventy-one is a composite number with 6 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 seventy-one has the following 2 prime factors:

3
321
Three in Base 21 Unovigesimal
3119
71b21
Three Thousand One Hundred and Nineteen in Base 21 Unovigesimal

Prime Factorization

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

3212 · 71b211 = 30df21

Base Conversions

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