The Number

21901

Twenty-One Thousand Nine Hundred and One

In Base 13 Tridecimal Is

9c7913

The numbers with a 13 subscript use Base 13 Tridecimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

21898
9c7613
Twenty-One Thousand Eight Hundred and Ninety-Eight in Base 13 Tridecimal
21899
9c7713
Twenty-One Thousand Eight Hundred and Ninety-Nine in Base 13 Tridecimal
21900
9c7813
Twenty-One Thousand Nine Hundred in Base 13 Tridecimal
21902
9c7a13
Twenty-One Thousand Nine Hundred and Two in Base 13 Tridecimal
21903
9c7b13
Twenty-One Thousand Nine Hundred and Three in Base 13 Tridecimal
21904
9c7c13
Twenty-One Thousand Nine Hundred and Four in Base 13 Tridecimal

Scientific Notation

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

2.1901e4

Reciprocal

A number multiplied with its reciprocal is one.

0.00013c5137b54c5c1613

The reciprocal of 21901 in Base 13 Tridecimal.

Palindrome?

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

The number 9c7913 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 nine hundred and one is a composite number with 6 total factors (including 1 and itself).   See primes in Base 13 Tridecimal

A Composite

Composites have more than just these two factors.

Twenty-one thousand nine hundred and one is a composite number with 6 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 nine hundred and one has the following 2 prime factors:

11
b13
Eleven in Base 13 Tridecimal
181
10c13
One Hundred and Eighty-One in Base 13 Tridecimal

Prime Factorization

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

b132 · 10c131 = 9c7913

Base Conversions

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