The Number

21001

Twenty-One Thousand and One

In Base 36 Hexatrigesimal Is

g7d36

The numbers with a 36 subscript use Base 36 Hexatrigesimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

20998
g7a36
Twenty Thousand Nine Hundred and Ninety-Eight in Base 36 Hexatrigesimal
20999
g7b36
Twenty Thousand Nine Hundred and Ninety-Nine in Base 36 Hexatrigesimal
21000
g7c36
Twenty-One Thousand in Base 36 Hexatrigesimal
21002
g7e36
Twenty-One Thousand and Two in Base 36 Hexatrigesimal
21003
g7f36
Twenty-One Thousand and Three in Base 36 Hexatrigesimal
21004
g7g36
Twenty-One Thousand and Four in Base 36 Hexatrigesimal

Scientific Notation

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

2.1001e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0027z7d6927f936

The reciprocal of 21001 in Base 36 Hexatrigesimal.

Palindrome?

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

The number g7d36 is not a palindrome.

A Prime Number

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

Twenty-one thousand and one is the 2361st prime number.   See primes in Base 36 Hexatrigesimal

Not A Composite

Composites have more than just these two factors.

Twenty-One Thousand and One is not a composite number because it has exactly two factors: One and Twenty-One Thousand and One

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 one has the following 1 prime factor:

21001
g7d36
Twenty-One Thousand and One in Base 36 Hexatrigesimal

Prime Factorization

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

g7d361 = g7d36

Base Conversions

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