The Number

21105

Twenty-One Thousand One Hundred and Five

In Base 4 Quaternary Is

110213014

The numbers with a 4 subscript use Base 4 Quaternary notation.

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

Nearby Numbers

Positive, nonzero integers within three units

21102
110212324
Twenty-One Thousand One Hundred and Two in Base 4 Quaternary
21103
110212334
Twenty-One Thousand One Hundred and Three in Base 4 Quaternary
21104
110213004
Twenty-One Thousand One Hundred and Four in Base 4 Quaternary
21106
110213024
Twenty-One Thousand One Hundred and Six in Base 4 Quaternary
21107
110213034
Twenty-One Thousand One Hundred and Seven in Base 4 Quaternary
21108
110213104
Twenty-One Thousand One Hundred and Eight in Base 4 Quaternary

Scientific Notation

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

2.1105e4

Reciprocal

A number multiplied with its reciprocal is one.

0.00000003012233002322200201223002024

The reciprocal of 21105 in Base 4 Quaternary.

Palindrome?

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

The number 110213014 is not a palindrome.

Not A Prime Number

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

Twenty-one thousand one hundred and five is a composite number with 24 total factors (including 1 and itself).   See primes in Base 4 Quaternary

A Composite

Composites have more than just these two factors.

Twenty-one thousand one hundred and five is a composite number with 24 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-one thousand one hundred and five has the following 4 prime factors:

3
34
Three in Base 4 Quaternary
5
114
Five in Base 4 Quaternary
7
134
Seven in Base 4 Quaternary
67
10034
Sixty-Seven in Base 4 Quaternary

Prime Factorization

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

342 · 1141 · 1341 · 100341 = 110213014

Base Conversions

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