The Number

21631

Twenty-One Thousand Six Hundred and Thirty-One

In Base 13 Tridecimal Is

9acc13

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

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

Nearby Numbers

Positive, nonzero integers within three units

21628
9ac913
Twenty-One Thousand Six Hundred and Twenty-Eight in Base 13 Tridecimal
21629
9aca13
Twenty-One Thousand Six Hundred and Twenty-Nine in Base 13 Tridecimal
21630
9acb13
Twenty-One Thousand Six Hundred and Thirty in Base 13 Tridecimal
21632
9b0013
Twenty-One Thousand Six Hundred and Thirty-Two in Base 13 Tridecimal
21633
9b0113
Twenty-One Thousand Six Hundred and Thirty-Three in Base 13 Tridecimal
21634
9b0213
Twenty-One Thousand Six Hundred and Thirty-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.

2.1631e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0001421b25b517c67413

The reciprocal of 21631 in Base 13 Tridecimal.

Palindrome?

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

The number 9acc13 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 six hundred and thirty-one is a composite number with 4 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 six hundred and thirty-one is a composite number with 4 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 six hundred and thirty-one has the following 2 prime factors:

97
7613
Ninety-Seven in Base 13 Tridecimal
223
14213
Two Hundred and Twenty-Three in Base 13 Tridecimal

Prime Factorization

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

76131 · 142131 = 9acc13

Base Conversions

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