The Number

28106

Twenty-Eight Thousand One Hundred and Six

In Base 21 Unovigesimal Is

30f821

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

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

Nearby Numbers

Positive, nonzero integers within three units

28103
30f521
Twenty-Eight Thousand One Hundred and Three in Base 21 Unovigesimal
28104
30f621
Twenty-Eight Thousand One Hundred and Four in Base 21 Unovigesimal
28105
30f721
Twenty-Eight Thousand One Hundred and Five in Base 21 Unovigesimal
28107
30f921
Twenty-Eight Thousand One Hundred and Seven in Base 21 Unovigesimal
28108
30fa21
Twenty-Eight Thousand One Hundred and Eight in Base 21 Unovigesimal
28109
30fb21
Twenty-Eight Thousand One Hundred and Nine in Base 21 Unovigesimal

Scientific Notation

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

2.8106e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0006j6akid531jh21

The reciprocal of 28106 in Base 21 Unovigesimal.

Palindrome?

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

The number 30f821 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 six 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 six 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 six has the following 4 prime factors:

2
221
Two in Base 21 Unovigesimal
13
d21
Thirteen in Base 21 Unovigesimal
23
1221
Twenty-Three in Base 21 Unovigesimal
47
2521
Forty-Seven in Base 21 Unovigesimal

Prime Factorization

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

2211 · d211 · 12211 · 25211 = 30f821

Base Conversions

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