The Number

28104

Twenty-Eight Thousand One Hundred and Four

In Base 21 Unovigesimal Is

30f621

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

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

Nearby Numbers

Positive, nonzero integers within three units

28101
30f321
Twenty-Eight Thousand One Hundred and One in Base 21 Unovigesimal
28102
30f421
Twenty-Eight Thousand One Hundred and Two in Base 21 Unovigesimal
28103
30f521
Twenty-Eight Thousand One Hundred and Three in Base 21 Unovigesimal
28105
30f721
Twenty-Eight Thousand One Hundred and Five in Base 21 Unovigesimal
28106
30f821
Twenty-Eight Thousand One Hundred and Six in Base 21 Unovigesimal
28107
30f921
Twenty-Eight Thousand One Hundred and Seven in Base 21 Unovigesimal

Scientific Notation

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

2.8104e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0006j6fbdfck8ik21

The reciprocal of 28104 in Base 21 Unovigesimal.

Palindrome?

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

The number 30f621 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 one hundred and four is a composite number with 16 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 one hundred and four is a composite number with 16 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 one hundred and four has the following 3 prime factors:

2
221
Two in Base 21 Unovigesimal
3
321
Three in Base 21 Unovigesimal
1171
2dg21
One Thousand One Hundred and Seventy-One in Base 21 Unovigesimal

Prime Factorization

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

2213 · 3211 · 2dg211 = 30f621

Base Conversions

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