The Number

28105

Twenty-Eight Thousand One Hundred and Five

In Base 22 Duovigesimal Is

2e1b22

The numbers with a 22 subscript use Base 22 Duovigesimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

28102
2e1822
Twenty-Eight Thousand One Hundred and Two in Base 22 Duovigesimal
28103
2e1922
Twenty-Eight Thousand One Hundred and Three in Base 22 Duovigesimal
28104
2e1a22
Twenty-Eight Thousand One Hundred and Four in Base 22 Duovigesimal
28106
2e1c22
Twenty-Eight Thousand One Hundred and Six in Base 22 Duovigesimal
28107
2e1d22
Twenty-Eight Thousand One Hundred and Seven in Base 22 Duovigesimal
28108
2e1e22
Twenty-Eight Thousand One Hundred and Eight in Base 22 Duovigesimal

Scientific Notation

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

2.8105e4

Reciprocal

A number multiplied with its reciprocal is one.

0.00087838e00878422

The reciprocal of 28105 in Base 22 Duovigesimal.

Palindrome?

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

The number 2e1b22 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 five is a composite number with 16 total factors (including 1 and itself).   See primes in Base 22 Duovigesimal

A Composite

Composites have more than just these two factors.

Twenty-eight thousand one hundred and five 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 five has the following 4 prime factors:

5
522
Five in Base 22 Duovigesimal
7
722
Seven in Base 22 Duovigesimal
11
b22
Eleven in Base 22 Duovigesimal
73
3722
Seventy-Three in Base 22 Duovigesimal

Prime Factorization

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

5221 · 7221 · b221 · 37221 = 2e1b22

Base Conversions

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