The Number

21021

Twenty-One Thousand and Twenty-One

In Base 4 Quaternary Is

110201314

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

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

Nearby Numbers

Positive, nonzero integers within three units

21018
110201224
Twenty-One Thousand and Eightteen in Base 4 Quaternary
21019
110201234
Twenty-One Thousand and Nineteen in Base 4 Quaternary
21020
110201304
Twenty-One Thousand and Twenty in Base 4 Quaternary
21022
110201324
Twenty-One Thousand and Twenty-Two in Base 4 Quaternary
21023
110201334
Twenty-One Thousand and Twenty-Three in Base 4 Quaternary
21024
110202004
Twenty-One Thousand and Twenty-Four in Base 4 Quaternary

Scientific Notation

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

2.1021e4

Reciprocal

A number multiplied with its reciprocal is one.

0.00000003013201313233022312221212324

The reciprocal of 21021 in Base 4 Quaternary.

Palindrome?

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

The number 110201314 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 and twenty-one 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 and twenty-one 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 and twenty-one has the following 4 prime factors:

3
34
Three in Base 4 Quaternary
7
134
Seven in Base 4 Quaternary
11
234
Eleven in Base 4 Quaternary
13
314
Thirteen in Base 4 Quaternary

Prime Factorization

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

341 · 1342 · 2341 · 3141 = 110201314

Base Conversions

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